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User:Minh Nguyen/him.js

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/*<div class="toccolours">'''Lưu ý:''' Xem [http://vi.wikipedia.org/wiki/Wikipedia:G%C3%B5_ti%E1%BA%BFng_Vi%E1%BB%87t Hướng dẫn về bộ gõ tiếng Việt] và [http://vi.wikipedia.org/wiki/Th%E1%BA%A3o_lu%E1%BA%ADn_MediaWiki:Him.js#Notes_on_upgrading_him.js Hướng dẫn cập nhật him.js].</div>
<pre>*/
 
/*
 *  AVIM JavaScript Vietnamese Input Method Source File dated 29-07-2007
 *
 *	Copyright (C) 2004-2007 Hieu Tran Dang <lt2hieu2004 (at) users (dot) sf (dot) net>
 *	Website:	http://hdang.co.uk
 *
 *	You are allowed to use this software in any way you want providing:
 *		1. You must retain this copyright notice at all time
 *		2. You must not claim that you or any other third party is the author
 *		   of this software in any way.
*/
 
va="email".split(',') //Put the ID of the fields you DON'T want to let users type Vietnamese in, multiple fields allowed, separated by a comma (,)
method=0 //Default input method, 0=AUTO, 1=TELEX, 2=VNI, 3=VIQR, 4=VIQR*
on_off=0 //Start AVIM off
dockspell=1 //Start AVIM with spell checking on
dauCu=1 //Start AVIM with old way of marking accent (o`a, o`e, u`y)
useCookie=1 //Set this to 0 to NOT use cookies
radioID="him_auto,him_telex,him_vni,him_viqr,him_viqr2,him_off,him_ckspell,him_daucu".split(",")
var agt=navigator.userAgent.toLowerCase(),alphabet="QWERTYUIOPASDFGHJKLZXCVBNM\ ",them,spellerr,setCookie,getCookie,attached=new Array()
var is_ie=((agt.indexOf("msie")!=-1)&&(agt.indexOf("opera")==-1)),S,F,J,R,X,D,oc,sk,saveStr,wi,frame,is_opera=false,D2,isKHTML=false
var ver=0,support=true,changed=false,specialChange=false,uni,uni2,g,h,SFJRX,DAWEO,Z,AEO,moc,trang,kl=0,tw5,range=null,doc,fID=document.getElementsByTagName("iframe")
skey=new Array(97,226,259,101,234,105,111,244,417,117,432,121,65,194,258,69,202,73,79,212,416,85,431,89)
var skey2="a,a,a,e,e,i,o,o,o,u,u,y,A,A,A,E,E,I,O,O,O,U,U,Y".split(','),A,E,O,whit=false,english="ĐÂĂƠƯÊÔ",lowen="đâăơưêô",ds1="d,D".split(","),db1=new Array(273,272)
os1="o,O,ơ,Ơ,ó,Ó,ò,Ò,ọ,Ọ,ỏ,Ỏ,õ,Õ,ớ,Ớ,ờ,Ờ,ợ,Ợ,ở,Ở,ỡ,Ỡ".split(","),ob1="ô,Ô,ô,Ô,ố,Ố,ồ,Ồ,ộ,Ộ,ổ,Ổ,ỗ,Ỗ,ố,Ố,ồ,Ồ,ộ,Ộ,ổ,Ổ,ỗ,Ỗ".split(",")
mocs1="o,O,ô,Ô,u,U,ó,Ó,ò,Ò,ọ,Ọ,ỏ,Ỏ,õ,Õ,ú,Ú,ù,Ù,ụ,Ụ,ủ,Ủ,ũ,Ũ,ố,Ố,ồ,Ồ,ộ,Ộ,ổ,Ổ,ỗ,Ỗ".split(",");mocb1="ơ,Ơ,ơ,Ơ,ư,Ư,ớ,Ớ,ờ,Ờ,ợ,Ợ,ở,Ở,ỡ,Ỡ,ứ,Ứ,ừ,Ừ,ự,Ự,ử,Ử,ữ,Ữ,ớ,Ớ,ờ,Ờ,ợ,Ợ,ở,Ở,ỡ,Ỡ".split(",")
trangs1="a,A,â,Â,á,Á,à,À,ạ,Ạ,ả,Ả,ã,Ã,ấ,Ấ,ầ,Ầ,ậ,Ậ,ẩ,Ẩ,ẫ,Ẫ".split(",");trangb1="ă,Ă,ă,Ă,ắ,Ắ,ằ,Ằ,ặ,Ặ,ẳ,Ẳ,ẵ,Ẵ,ắ,Ắ,ằ,Ằ,ặ,Ặ,ẳ,Ẳ,ẵ,Ẵ".split(",")
as1="a,A,ă,Ă,á,Á,à,À,ạ,Ạ,ả,Ả,ã,Ã,ắ,Ắ,ằ,Ằ,ặ,Ặ,ẳ,Ẳ,ẵ,Ẵ,ế,Ế,ề,Ề,ệ,Ệ,ể,Ể,ễ,Ễ".split(",");ab1="â,Â,â,Â,ấ,Ấ,ầ,Ầ,ậ,Ậ,ẩ,Ẩ,ẫ,Ẫ,ấ,Ấ,ầ,Ầ,ậ,Ậ,ẩ,Ẩ,ẫ,Ẫ,é,É,è,È,ẹ,Ẹ,ẻ,Ẻ,ẽ,Ẽ".split(",")
es1="e,E,é,É,è,È,ẹ,Ẹ,ẻ,Ẻ,ẽ,Ẽ".split(",");eb1="ê,Ê,ế,Ế,ề,Ề,ệ,Ệ,ể,Ể,ễ,Ễ".split(",")
arA="á,à,ả,ã,ạ,a,Á,À,Ả,Ã,Ạ,A".split(',');mocrA="ó,ò,ỏ,õ,ọ,o,ú,ù,ủ,ũ,ụ,u,Ó,Ò,Ỏ,Õ,Ọ,O,Ú,Ù,Ủ,Ũ,Ụ,U".split(',');erA="é,è,ẻ,ẽ,ẹ,e,É,È,Ẻ,Ẽ,Ẹ,E".split(',');orA="ó,ò,ỏ,õ,ọ,o,Ó,Ò,Ỏ,Õ,Ọ,O".split(',')
aA="ấ,ầ,ẩ,ẫ,ậ,â,Ấ,Ầ,Ẩ,Ẫ,Ậ,Â".split(',');mocA="ớ,ờ,ở,ỡ,ợ,ơ,ứ,ừ,ử,ữ,ự,ư,Ớ,Ờ,Ở,Ỡ,Ợ,Ơ,Ứ,Ừ,Ử,Ữ,Ự,Ư".split(',');trangA="ắ,ằ,ẳ,ẵ,ặ,ă,Ắ,Ằ,Ẳ,Ẵ,Ặ,Ă".split(',');eA="ế,ề,ể,ễ,ệ,ê,Ế,Ề,Ể,Ễ,Ệ,Ê".split(',');oA="ố,ồ,ổ,ỗ,ộ,ô,Ố,Ồ,Ổ,Ỗ,Ộ,Ô".split(',')
 
function notWord(w) {
	var str="\ \r\n#,\\;.:-_()<>+-*/=?!\"$%{}[]\'~|^\@\&\t"+fcc(160)
	return (str.indexOf(w)>=0)
}
function nan(w) {
	if ((isNaN(w))||(w=='e')) return true
	else return false
}
function mozGetText(obj) {
	var v,pos,w="";g=1
	v=(obj.data)?obj.data:obj.value
	if(v.length<=0) return false
	if(!obj.data) {
		if(!obj.setSelectionRange) return false
		pos=obj.selectionStart
	} else pos=obj.pos
	if(obj.selectionStart!=obj.selectionEnd) return new Array("",pos)
	while(1) {
		if(pos-g<0) break
		else if(notWord(v.substr(pos-g,1))) { if(v.substr(pos-g,1)=="\\") w=v.substr(pos-g,1)+w; break }
		else w=v.substr(pos-g,1)+w; g++
	}
	return new Array(w,pos)
}
function start(obj,key) {
	var w="",nnc;oc=obj;uni2=false
	if(method==0) { uni="D,A,E,O,W,W".split(','); uni2="9,6,6,6,7,8".split(','); D2="DAWEO6789" }
	else if(method==1) { uni="D,A,E,O,W,W".split(','); D2="DAWEO" }
	else if(method==2) { uni="9,6,6,6,7,8".split(','); D2="6789" }
	else if(method==3) { uni="D,^,^,^,+,(".split(','); D2="D^+(" }
	else if(method==4) { uni="D,^,^,^,*,(".split(','); D2="D^*(" }
	if(!is_ie) {
		key=fcc(key.which)
		w=mozGetText(obj)
		if(D2.indexOf(up(key))>=0) nnc=true
		else nnc=false
		if((!w)||(obj.sel)) return
		main(w[0],key,w[1],uni,nnc)
		if(!dockspell) w=mozGetText(obj)
		if((w)&&(uni2)&&(!changed)) main(w[0],key,w[1],uni2,nnc)
	} else {
		obj=ieGetText(obj)
		if(obj) {
			var sT=obj.cW.text
			w=main(obj.cW.text,key,0,uni,false)
			if((uni2)&&((w==sT)||(typeof(w)=='undefined'))) w=main(obj.cW.text,key,0,uni2,false)
			if(w) obj.cW.text=w
		}
	}
	if(D2.indexOf(up(key))>=0) {
		if(!is_ie) {
			w=mozGetText(obj)
			if(!w) return
			normC(w[0],key,w[1])
		} else if(typeof(obj)=="object") { 
			obj=ieGetText(obj)
			if(obj) {
				w=obj.cW.text
				if(!changed) { w+=key; changed=true }
				obj.cW.text=w
				w=normC(w,key,0)
				if(w) { obj=ieGetText(obj); obj.cW.text=w }
			}
		} 
	}
}
function ieGetText(obj) {
	var caret=obj.document.selection.createRange(),w=""
	if(caret.text) caret.text=""
	else {
		while(1) {
			caret.moveStart("character",-1)
			if(w.length==caret.text.length) break
			w=caret.text
			if(notWord(w.charAt(0))) {
				if(w.charCodeAt(0)==13) w=w.substr(2)
				else if(w.charAt(0)!="\\") w=w.substr(1)
				break
			}
		}
	}
	if(w.length) {
		caret.collapse(false)
		caret.moveStart("character",-w.length)
		obj.cW=caret.duplicate()
		return obj
	} else return false
}
function ie_replaceChar(w,pos,c) {
	var r="",uc=0
	if(isNaN(c)) uc=up(c)
	if((whit)&&(up(w.substr(w.length-pos-1,1))=='U')&&(pos!=1)&&(up(w.substr(w.length-pos-2,1))!='Q')) {
		whit=false
		if((up(unV(fcc(c)))=="Ơ")||(uc=="O")) {
			if(w.substr(w.length-pos-1,1)=='u') r=fcc(432)
			else r=fcc(431)
		}
		if(uc=="O") {
			if(c=="o") c=417
			else c=416
		}
	}
	if(!isNaN(c)) {
		changed=true;r+=fcc(c)
		return w.substr(0,w.length-pos-r.length+1)+r+w.substr(w.length-pos+1)
	} else return w.substr(0,w.length-pos)+c+w.substr(w.length-pos+1)
}
function tr(k,w,by,sf,i) {
	var r,pos=findC(w,k,sf)
	if(pos) {
		if(pos[1]) {
			if(is_ie) return ie_replaceChar(w,pos[0],pos[1])
			else return replaceChar(oc,i-pos[0],pos[1])
		} else {
			var c,pC=w.substr(w.length-pos,1),cmp;r=sf
			for(g=0;g<r.length;g++) {
				if((nan(r[g]))||(r[g]=="e")) cmp=pC
				else cmp=pC.charCodeAt(0)
				if(cmp==r[g]) {
					if(!nan(by[g])) c=by[g]
					else c=by[g].charCodeAt(0)
					if(is_ie) return ie_replaceChar(w,pos,c)
					else return replaceChar(oc,i-pos,c)
				}
			}
		}
	}
	return false
}
function main(w,k,i,a,nnc) {
	var uk=up(k),bya=new Array(db1,ab1,eb1,ob1,mocb1,trangb1),got=false,t="d,D,a,A,a,A,o,O,u,U,e,E,o,O".split(",")
	var sfa=new Array(ds1,as1,es1,os1,mocs1,trangs1),by=new Array(),sf=new Array()
	if((method==2)||((method==0)&&(a[0]=="9"))) {
		DAWEO="6789";SFJRX="12534";S="1";F="2";J="5";R="3";X="4";Z="0";D="9";FRX="234";AEO="6";moc="7";trang="8";them="678";A="^";E="^";O="^"
	} else if(method==3) {
		DAWEO="^+(D";SFJRX="'`.?~";S="'";F="`";J=".";R="?";X="~";Z="-";D="D";FRX="`?~";AEO="^";moc="+";trang="(";them="^+(";A="^";E="^";O="^"
	} else if(method==4) {
		DAWEO="^*(D";SFJRX="'`.?~";S="'";F="`";J=".";R="?";X="~";Z="-";D="D";FRX="`?~";AEO="^";moc="*";trang="(";them="^*(";A="^";E="^";O="^"
	} else if((method==1)||((method==0)&&(a[0]=="D"))) {
		SFJRX="SFJRX";DAWEO="DAWEO";D='D';S='S';F='F';J='J';R='R';X='X';Z='Z';FRX="FRX";them="AOEW";trang="W";moc="W";A="A";E="E";O="O"
	}
	if(SFJRX.indexOf(uk)>=0) {
		var ret=sr(w,k,i); got=true
		if(ret) return ret
	} else if(uk==Z) {
		sf=repSign(null)
		for(h=0;h<english.length;h++) {
			sf[sf.length]=lowen.charCodeAt(h)
			sf[sf.length]=english.charCodeAt(h)
		}
		for(h=0;h<5;h++) for(g=0;g<skey.length;g++) by[by.length]=skey[g]
		for(h=0;h<t.length;h++) by[by.length]=t[h]
		got=true
	}
	else for(h=0;h<a.length;h++) if(a[h]==uk) { got=true; by=by.concat(bya[h]); sf=sf.concat(sfa[h]) }
	if(uk==moc) whit=true;
	if(!got) {
		if(nnc) return
		return normC(w,k,i)
	}
	return DAWEOZ(k,w,by,sf,i,uk)
}
function DAWEOZ(k,w,by,sf,i,uk) { if((DAWEO.indexOf(uk)>=0)||(Z.indexOf(uk)>=0)) return tr(k,w,by,sf,i) }
function normC(w,k,i) {
	var uk=up(k),u=repSign(null),fS,c,j,space=(k.charCodeAt(0)==32)?true:false
	if((!is_ie)&&(space)) return
	for(j=1;j<=w.length;j++) {
		for(h=0;h<u.length;h++) {
			if(u[h]==w.charCodeAt(w.length-j)) {
				if(h<=23) fS=S
				else if(h<=47) fS=F
				else if(h<=71) fS=J
				else if(h<=95) fS=R
				else fS=X
				c=skey[h%24]; if((alphabet.indexOf(uk)<0)&&(D2.indexOf(uk)<0)) return w; w=unV(w)
				if((!space)&&(!changed)) w+=k
				if(!is_ie) {
					var sp=oc.selectionStart,pos=sp
					if(!changed) {
						var sst=oc.scrollTop;pos+=k.length
						if(!oc.data) { oc.value=oc.value.substr(0,sp)+k+oc.value.substr(oc.selectionEnd);changed=true;oc.scrollTop=sst }
						else { oc.insertData(oc.pos,k);oc.pos++;range.setEnd(oc,oc.pos);specialChange=true }
					}
					if(!oc.data) oc.setSelectionRange(pos,pos)
					if(!ckspell(w,fS)) {
						replaceChar(oc,i-j,c)
						if(!oc.data) {
							var a=new Array(D)
							main(w,fS,pos,a,false)
						} else {
							var ww=mozGetText(oc)
							var a=new Array(D)
							main(ww[0],fS,ww[1],a,false)
						}
					}
				} else {
					var ret=sr(w,fS,0)
					if((space)&&(ret)) ret+=fcc(32)
					if(ret) return ret
				}
			}
		}
	}
}
function nospell(w,k) { return false }
function ckspell(w,k) {
	w=unV(w); var exc="UOU,IEU".split(','),z,next=true,noE="UU,UOU,UOI,IEU,AO,IA,AI,AY,AU,AO".split(','),noBE="YEU",test,a,b
	var check=true,noM="UE,UYE,IU,EU,UY".split(','),noMT="AY,AU".split(','),noT="UA",t=-1,notV2="IAO"
	var uw=up(w),tw=uw,update=false,gi="IO",noAOEW="OE,OO,AO,EO,IA,AI".split(','),noAOE="OA"
	var notViet="AA,AE,EE,OU,YY,YI,IY,EY,EA,EI,II,IO,YO,YA,OOO".split(','),uk=up(k),twE,uw2=unV2(uw)
	var vSConsonant="B,C,D,G,H,K,L,M,N,P,Q,R,S,T,V,X".split(','),vDConsonant="CH,GI,KH,NGH,GH,NG,NH,PH,QU,TH,TR".split(',')
	var vDConsonantE="CH,NG,NH".split(','),sConsonant="C,P,T,CH".split(','),vSConsonantE="C,M,N,P,T".split(',')
	var noNHE="O,U,IE,Ô,Ơ,Ư,IÊ,Ă,Â,UYE,UYÊ,UO,ƯƠ,ƯO,UƠ,UA,ƯA,OĂ,OE,OÊ".split(','),oMoc="UU,UOU".split(',')
	if(FRX.indexOf(uk)>=0) for(a=0;a<sConsonant.length;a++) if(uw.substr(uw.length-sConsonant[a].length,sConsonant[a].length)==sConsonant[a]) return true
	for(a=0;a<uw.length;a++) {
		if("FJZW1234567890".indexOf(uw.substr(a,1))>=0) return true
		for(b=0;b<notViet.length;b++) {
			if(uw2.substr(a,notViet[b].length)==notViet[b]) {
				for(z=0;z<exc.length;z++) if(uw2.indexOf(exc[z])>=0) next=false
				if((next)&&((gi.indexOf(notViet[b])<0)||(a<=0)||(uw2.substr(a-1,1)!='G'))) return true
			}
		}
	}
	for(b=0;b<vDConsonant.length;b++) if(tw.indexOf(vDConsonant[b])==0){tw=tw.substr(vDConsonant[b].length);update=true;t=b;break}
	if(!update) for(b=0;b<vSConsonant.length;b++) if(tw.indexOf(vSConsonant[b])==0){tw=tw.substr(1);break}
	update=false;twE=tw
	for(b=0;b<vDConsonantE.length;b++) {
		if(tw.substr(tw.length-vDConsonantE[b].length)==vDConsonantE[b]) {
			tw=tw.substr(0,tw.length-vDConsonantE[b].length)
			if(b==2){
				for(z=0;z<noNHE.length;z++) if(tw==noNHE[z]) return true
				if((uk==trang)&&((tw=="OA")||(tw=="A"))) return true
			}
			update=true;break
		}
	}
	if(!update) for(b=0;b<vSConsonantE.length;b++) if(tw.substr(tw.length-1)==vSConsonantE[b]){tw=tw.substr(0,tw.length-1);break}
	if(tw) {
		for(a=0;a<vDConsonant.length;a++) {
			for(b=0;b<tw.length;b++) { if(tw.substr(b,vDConsonant[a].length)==vDConsonant[a]) return true }
		}
		for(a=0;a<vSConsonant.length;a++) { if(tw.indexOf(vSConsonant[a])>=0) return true }
	}
	test=tw.substr(0,1)
	if((t==3)&&((test=="A")||(test=="O")||(test=="U")||(test=="Y"))) return true
	if((t==5)&&((test=="E")||(test=="I")||(test=="Y"))) return true
	uw2=unV2(tw)
	if(uw2==notV2) return true
	if(tw!=twE) for(z=0;z<noE.length;z++) if(uw2==noE[z]) return true
	if((tw!=uw)&&(uw2==noBE)) return true
	if(uk!=moc) for(z=0;z<oMoc.length;z++) if(tw==oMoc[z]) return true
	if((uw2.indexOf('UYE')>0)&&(uk=='E')) check=false
	if((them.indexOf(uk)>=0)&&(check)) {
		for(a=0;a<noAOEW.length;a++) if(uw2.indexOf(noAOEW[a])>=0) return true
		if(uk!=trang) if(uw2==noAOE) return true
		if((uk==trang)&&(trang!='W')) if(uw2==noT) return true
		if(uk==moc) for(a=0;a<noM.length;a++) if(uw2==noM[a]) return true
		if((uk==moc)||(uk==trang)) for(a=0;a<noMT.length;a++) if(uw2==noMT[a]) return true
	}
	tw5=tw
	if((uw2.charCodeAt(0)==272)||(uw2.charCodeAt(0)==273)) { if(uw2.length>4) return true }
	else if(uw2.length>3) return true
	return false
}
function DAWEOF(cc,k) {
	var ret=new Array(),kA=new Array(A,moc,trang,E,O),z,a;ret[0]=g
	var ccA=new Array(aA,mocA,trangA,eA,oA),ccrA=new Array(arA,mocrA,arA,erA,orA)
	for(a=0;a<kA.length;a++) if(k==kA[a]) for(z=0;z<ccA[a].length;z++) if(cc==ccA[a][z]) ret[1]=ccrA[a][z]
	if(ret[1]) return ret
	else return false
}
function findC(w,k,sf) {
	if(((method==3)||(method==4))&&(w.substr(w.length-1,1)=="\\")) return new Array(1,k.charCodeAt(0))
	var str="",res,cc="",pc="",tE="",vowA=new Array(),s="ÂĂÊÔƠƯêâăơôư",c=0,dn=false,uw=up(w),tv
	var DAWEOFA=aA.join()+eA.join()+mocA.join()+trangA.join()+oA.join()+english;DAWEOFA=up(DAWEOFA)
	for(g=0;g<sf.length;g++) {
		if(nan(sf[g])) str+=sf[g]
		else str+=fcc(sf[g])
	}
	var uk=up(k),i=w.length,uni_array=repSign(k),w2=up(unV2(unV(w))),dont="ƯA,ƯU".split(',')
	if (DAWEO.indexOf(uk)>=0) {
		if(uk==moc) {
			if((w2.indexOf("UU")>=0)&&(tw5!=dont[1])) {
				if(w2.indexOf("UU")==(w.length-2)) res=2
				else return false
			} else if(w2.indexOf("UOU")>=0) {
				if(w2.indexOf("UOU")==(w.length-3)) res=2
				else return false
			}
		}
		if(!res) {
			for(g=1;g<=w.length;g++) {
				cc=w.substr(w.length-g,1)
				pc=up(w.substr(w.length-g-1,1))
				uc=up(cc)
				for(h=0;h<dont.length;h++) if((tw5==dont[h])&&(tw5==unV(pc+uc))) dn=true
				if(dn) { dn=false; continue }
				if(str.indexOf(uc)>=0) {
					if(((uk==moc)&&(unV(uc)=="U")&&(up(unV(w.substr(w.length-g+1,1)))=="A"))||((uk==trang)&&(unV(uc)=='A')&&(unV(pc)=='U'))) {
						if(unV(uc)=="U") tv=1
						else tv=2
						ccc=up(w.substr(w.length-g-tv,1))
						if(ccc!="Q") res=g+tv-1
						else if(uk==trang) res=g
						else if(moc!=trang) return false
					} else res=g
					if((!whit)||(uw.indexOf("Ư")<0)||(uw.indexOf("W")<0)) break
				} else if(DAWEOFA.indexOf(uc)>=0) {
					if(uk==D) {
						if(cc=="đ") res=new Array(g,'d')
						else if(cc=="Đ") res=new Array(g,'D')
					} else res=DAWEOF(cc,uk)
					if(res) break
				}
			}
		}
	}
	if((uk!=Z)&&(DAWEO.indexOf(uk)<0)) { var tEC=retKC(uk); for (g=0;g<tEC.length;g++) tE+=fcc(tEC[g]) }
	for(g=1;g<=w.length;g++) {
		if(DAWEO.indexOf(uk)<0) {
			cc=up(w.substr(w.length-g,1))
			pc=up(w.substr(w.length-g-1,1))
			if(str.indexOf(cc)>=0) {
				if(cc=='U') {
					if(pc!='Q') { c++;vowA[vowA.length]=g }
				} else if(cc=='I') {
					if((pc!='G')||(c<=0)) { c++;vowA[vowA.length]=g }
				} else { c++;vowA[vowA.length]=g }
			} else if(uk!=Z) {
				for(h=0;h<uni_array.length;h++) if(uni_array[h]==w.charCodeAt(w.length-g)) {
					if(spellerr(w,k)) return false
					return new Array(g,tEC[h%24])
				}
				for(h=0;h<tEC.length;h++) if(tEC[h]==w.charCodeAt(w.length-g)) return new Array(g,fcc(skey[h]))
			}
		}
	}
	if((uk!=Z)&&(typeof(res)!='object')) if(spellerr(w,k)) return false
	if(DAWEO.indexOf(uk)<0) {
		for(g=1;g<=w.length;g++) {
			if((uk!=Z)&&(s.indexOf(w.substr(w.length-g,1))>=0)) return g
			else if(tE.indexOf(w.substr(w.length-g,1))>=0) {
				for(h=0;h<tEC.length;h++) {
					if(w.substr(w.length-g,1).charCodeAt(0)==tEC[h]) return new Array(g,fcc(skey[h]))
				}
			}
		}
	}
	if(res) return res
	if((c==1)||(uk==Z)) return vowA[0]
	else if(c==2) {
		var v=2
		if(w.substr(w.length-1)==" ") v=3
		var ttt=up(w.substr(w.length-v,2))
		if((dauCu==0)&&((ttt=="UY")||(ttt=="OA")||(ttt=="OE"))) return vowA[0]
		var c2=0,fdconsonant,sc="BCD"+fcc(272)+"GHKLMNPQRSTVX",dc="CH,GI,KH,NGH,GH,NG,NH,PH,QU,TH,TR".split(',')
		for(h=1;h<=w.length;h++) {
			fdconsonant=false
			for(g=0;g<dc.length;g++) {
				if(up(w.substr(w.length-h-dc[g].length+1,dc[g].length)).indexOf(dc[g])>=0) {
					c2++;fdconsonant=true
					if(dc[g]!='NGH') h++
					else h+=2
				}
			}
			if(!fdconsonant) {
				if(sc.indexOf(up(w.substr(w.length-h,1)))>=0) c2++
				else break
			}
		}
		if((c2==1)||(c2==2)) return vowA[0]
		else return vowA[1]
	} else if(c==3) return vowA[1]
	else return false
}
function unV(w) {
	var u=repSign(null),b,a
	for(a=1;a<=w.length;a++) {
		for(b=0;b<u.length;b++) {
			if(u[b]==w.charCodeAt(w.length-a)) {
				w=w.substr(0,w.length-a)+fcc(skey[b%24])+w.substr(w.length-a+1)
			}
		}
	}
	return w
}
function unV2(w) {
	var a,b
	for(a=1;a<=w.length;a++) {
		for(b=0;b<skey.length;b++) {
			if(skey[b]==w.charCodeAt(w.length-a)) w=w.substr(0,w.length-a)+skey2[b]+w.substr(w.length-a+1)
		}
	}
	return w
}
function repSign(k) {
	var t=new Array(),u=new Array(),a,b
	for(a=0;a<5;a++) {
		if((k==null)||(SFJRX.substr(a,1)!=up(k))) {
			t=retKC(SFJRX.substr(a,1))
			for(b=0;b<t.length;b++) u[u.length]=t[b]
		}
	}
	return u
}
function sr(w,k,i) {
	var sf=getSF()
	pos=findC(w,k,sf)
	if(pos) {
		if(pos[1]) {
			if(!is_ie) replaceChar(oc,i-pos[0],pos[1])
			else return ie_replaceChar(w,pos[0],pos[1])
		} else {
			var c=retUni(w,k,pos)
			if (!is_ie) replaceChar(oc,i-pos,c)
			else return ie_replaceChar(w,pos,c)
		}
	}
	return false
}
function retUni(w,k,pos) {
	var u=retKC(up(k)),uC,lC,c=w.charCodeAt(w.length-pos),a
	for(a=0;a<skey.length;a++) if(skey[a]==c) {
		if(a<12) { lC=a;uC=a+12 }
		else { lC=a-12;uC=a }
		t=fcc(c);if(t!=up(t)) return u[lC]
		return u[uC]
	}
}
function replaceChar(o,pos,c) {
	var bb=false; if(!nan(c)) { var replaceBy=fcc(c),wfix=up(unV(fcc(c))); changed=true }
	else { var replaceBy=c; if((up(c)=="O")&&(whit)) bb=true }
	if(!o.data) {
		var savePos=o.selectionStart,sst=o.scrollTop
		if ((up(o.value.substr(pos-1,1))=='U')&&(pos<savePos-1)&&(up(o.value.substr(pos-2,1))!='Q')) {
			if((wfix=="Ơ")||(bb))
			{
				if (o.value.substr(pos-1,1)=='u') var r=fcc(432)
				else var r=fcc(431)
			}
			if(bb) {
				changed=true; if(c=="o") replaceBy="ơ"
				else replaceBy="Ơ"
			}
		}
		o.value=o.value.substr(0,pos)+replaceBy+o.value.substr(pos+1)
		if(r) o.value=o.value.substr(0,pos-1)+r+o.value.substr(pos)
		o.setSelectionRange(savePos,savePos);o.scrollTop=sst
	} else {
		if ((up(o.data.substr(pos-1,1))=='U')&&(pos<o.pos-1)) {
			if((wfix=="Ơ")||(bb))
			{
				if (o.data.substr(pos-1,1)=='u') var r=fcc(432)
				else var r=fcc(431)
			}
			if(bb) {
				changed=true; if(c=="o") replaceBy="ơ"
				else replaceBy="Ơ"
			}
		}
		o.deleteData(pos,1);o.insertData(pos,replaceBy)
		if(r) { o.deleteData(pos-1,1);o.insertData(pos-1,r) }
	}
	if(whit) whit=false
}
function retKC(k) {
	if(k==S) return new Array(225,7845,7855,233,7871,237,243,7889,7899,250,7913,253,193,7844,7854,201,7870,205,211,7888,7898,218,7912,221)
	if(k==F) return new Array(224,7847,7857,232,7873,236,242,7891,7901,249,7915,7923,192,7846,7856,200,7872,204,210,7890,7900,217,7914,7922)
	if(k==J) return new Array(7841,7853,7863,7865,7879,7883,7885,7897,7907,7909,7921,7925,7840,7852,7862,7864,7878,7882,7884,7896,7906,7908,7920,7924)
	if(k==R) return new Array(7843,7849,7859,7867,7875,7881,7887,7893,7903,7911,7917,7927,7842,7848,7858,7866,7874,7880,7886,7892,7902,7910,7916,7926)
	if(k==X) return new Array(227,7851,7861,7869,7877,297,245,7895,7905,361,7919,7929,195,7850,7860,7868,7876,296,213,7894,7904,360,7918,7928)
}
function getEL(id) { return document.getElementById(id) }
function getSF() { var sf=new Array(),x; for(x=0;x<skey.length;x++) sf[sf.length]=fcc(skey[x]); return sf }
function statusMessage() {
	var str='Kiểu gõ: '
	if(on_off==0) str+='Tắt'
	else if(method==1) str+='Telex'
	else if(method==2) str+='VNI'
	else if(method==3) str+='VIQR'
	else if(method==4) str+='VIQR*'
	else if(method==0) str+='Tự động'
	if(isKHTML) str+=" [Alt-F9]"
	else str+=" [F9]"
	str+=" | Chính tả: "
	str+=(dockspell==0)?"Tắt":"Bật"
	if(isKHTML) str+=" [Alt-F8]"
	else str+=" [F8]"
	str+=" | Bỏ dấu: "
	str+=(dauCu==1)?"Cũ":"Mới"
	if(isKHTML) str+=" [Alt-F7]"
	else str+=" [F7]"
	str+=" | Bật/Tắt [F12] - AVIM"
	window.status=str
}
function updateInfo() { setCookie(); if(support) statusMessage() }
function setMethod(m) {
	if(m==-1) { on_off=0;if(getEL(radioID[5])) getEL(radioID[5]).checked=true }
	else { on_off=1;method=m;if(getEL(radioID[m])) getEL(radioID[m]).checked=true }
	setSpell(dockspell);setDauCu(dauCu);updateInfo()
}
function setDauCu(box) {
	if(typeof(box)=="number") {
		dauCu=box;if(getEL(radioID[7])) getEL(radioID[7]).checked=box
	} else dauCu=(box.checked)?1:0
	updateInfo()
}
function setSpell(box) {
	if(typeof(box)=="number") { 
		spellerr=(box==1)?ckspell:nospell
		if(getEL(radioID[6])) getEL(radioID[6]).checked=box
	}
	else {
		if(box.checked) { spellerr=ckspell;dockspell=1 }
		else { spellerr=nospell;dockspell=0 }
	}
	updateInfo()
}
function onKeyDown(e) {
	if (e=='iframe') { frame=findF();var key=frame.event.keyCode }
	else var key=(!is_ie)?e.which:window.event.keyCode
	if((key==120)||(key==123)||(key==119)||(key==118)) {
		if(key==120) { on_off=1;setMethod(((method==4)?0:++method)) }
		else if(key==118) { setDauCu(((dauCu==1)?0:1)) }
		else if(key==119) { dockspell=(dockspell==0)?1:0;setSpell(dockspell) }
		else if(key==123) {
			on_off=(on_off==0)?1:0
			if(on_off==0) setMethod(-1)
			else setMethod(method)
		}
		updateInfo()
	}
}
function ifInit(w) {
	var sel=w.getSelection()
	range=sel?sel.getRangeAt(0):document.createRange()
}
function ifMoz(e) {
	var code=e.which,cwi=e.target.parentNode.wi
	if(typeof(cwi)=="undefined") cwi=e.target.parentNode.parentNode.wi
	if((e.ctrlKey)||((e.altKey)&&(code!=92)&&(code!=126))) return;ifInit(cwi)
	var node=range.endContainer,newPos;sk=fcc(code);saveStr=""
	if(checkCode(code)||(!range.startOffset)||(typeof(node.data)=='undefined')) return;node.sel=false
	if(node.data) {
		saveStr=node.data.substr(range.endOffset)
		if(range.startOffset!=range.endOffset) node.sel=true
		node.deleteData(range.startOffset,node.data.length)
	}
	range.setEnd(node,range.endOffset)
	range.setStart(node,0)
	if(!node.data) return
	node.value=node.data; node.pos=node.data.length; node.which=code
	start(node,e)
	node.insertData(node.data.length,saveStr)
	newPos=node.data.length-saveStr.length+kl
	range.setEnd(node,newPos);range.setStart(node,newPos);kl=0
	if(specialChange) { specialChange=false; changed=false; node.deleteData(node.pos-1,1) }
	if(changed) { changed=false; e.preventDefault() }
}
function FKeyPress() {
	var obj=findF()
	sk=fcc(obj.event.keyCode)
	if(checkCode(obj.event.keyCode)||((obj.event.ctrlKey)&&(obj.event.keyCode!=92)&&(obj.event.keyCode!=126))) return
	start(obj,fcc(obj.event.keyCode))
	if (changed) { changed=false; return false }
}
function checkCode(code) { if(((on_off==0)||((code<45)&&(code!=42)&&(code!=32)&&(code!=39)&&(code!=40)&&(code!=43))||(code==145)||(code==255))) return true; return false }
function fcc(x) { return String.fromCharCode(x) }
if(useCookie==1) { setCookie=doSetCookie; getCookie=doGetCookie }
else { setCookie=noCookie; getCookie=noCookie }
function noCookie() {}
function doSetCookie() {
	var exp=new Date(11245711156480).toGMTString()
	document.cookie='HIM_on_off='+on_off+';expires='+exp
	document.cookie='HIM_method='+method+';expires='+exp
	document.cookie='HIM_ckspell='+dockspell+';expires='+exp
	document.cookie='HIM_daucu='+dauCu+';expires='+exp
}
function doGetCookie() {
	var ck=document.cookie, res=/HIM_method/.test(ck)
	if((!res)||(ck.indexOf('HIM_ckspell')<0)) { setCookie(); return }
	var p,ckA=ck.split(';')
	for(var i=0;i<ckA.length;i++) {
		p=ckA[i].split('='); p[0]=p[0].replace(/^\s+/g,""); p[1]=parseInt(p[1])
		if(p[0]=='HIM_on_off') on_off=p[1]
		else if(p[0]=='HIM_method') method=p[1]
		else if(p[0]=='HIM_ckspell') {
			if(p[1]==0) { dockspell=0; spellerr=nospell }
			else { dockspell=1; spellerr=ckspell }
		} else if(p[0]=='HIM_daucu') dauCu=parseInt(p[1])
	}
}
if(!is_ie) {
	if(agt.indexOf("opera")>=0) {
		operaV=agt.split(" ");operaVersion=parseInt(operaV[operaV.length-1])
		if(operaVersion>=8) is_opera=true
		else {
			operaV=operaV[0].split("/");operaVersion=parseInt(operaV[1])
			if(operaVersion>=8) is_opera=true
		}
	} else if(agt.indexOf("khtml")>=0) isKHTML=true
	else {
		ver=agt.substr(agt.indexOf("rv:")+3)
		ver=parseFloat(ver.substr(0,ver.indexOf(" ")))
		if(agt.indexOf("mozilla")<0) ver=0
	}
}
function up(w) {
	w=w.toUpperCase()
	if(isKHTML) {
		str="êôơâăưếốớấắứềồờầằừễỗỡẫẵữệộợậặự",rep="ÊÔƠÂĂƯẾỐỚẤẮỨỀỒỜẦẰỪỄỖỠẪẴỮỆỘỢẶỰ"
		for(z=0;z<w.length;z++) {
			io=str.indexOf(w.substr(z,1))
			if(io>=0) w=w.substr(0,z)+rep.substr(io,1)+w.substr(z+1)
		}
	}
	return w
}
function findIgnore(el) {
	for(i=0;i<va.length;i++) if((el.id==va[i])&&(va[i].length>0)) return true
}
if((is_ie)||(ver>=1.3)||(is_opera)||(isKHTML)) {
	getCookie()
	if(on_off==0) setMethod(-1)
	else setMethod(method)
	setSpell(dockspell);setDauCu(dauCu);statusMessage()
} else support=false
function onKeyPress(e) {
	if(!support) return
	if(!is_ie) { var el=e.target,code=e.which; if(e.ctrlKey) return; if((e.altKey)&&(code!=92)&&(code!=126)) return }
	else { var el=window.event.srcElement,code=window.event.keyCode; if((event.ctrlKey)&&(code!=92)&&(code!=126)) return }
	if(((el.type!='textarea')&&(el.type!='text'))||checkCode(code)) return
	sk=fcc(code); if (findIgnore(el)) return
	if(!is_ie) start(el,e)
	else start(el,sk)
	if(changed) { 
		changed=false
		if (!is_ie) e.preventDefault()
		else return false
	}
}
function attachEvt(obj,evt,handle,capture) {
	if(is_ie) obj.attachEvent("on"+evt,handle)
	else obj.addEventListener(evt,handle,capture)
}
attachEvt(document,"keydown",onKeyDown,false)
attachEvt(document,"keypress",onKeyPress,false)
function findF() {
	for(g=0;g<fID.length;g++) {
		if(findIgnore(fID[g])) return;frame=document.frames[fID[g].id]
		if((typeof(frame)!="undefined")&&(frame.document)&&(frame.event)) return frame
	}
}
function onKeyDownI() { onKeyDown("iframe") }
function init() {
var kkk=false
if((support)&&(!isKHTML)) {
	if(is_opera) { if(operaVersion<9) return }
	for(g=0;g<fID.length;g++) {
		if(findIgnore(fID[g])) continue
		if(is_ie) {
			frame=document.frames[fID[g].id]
			if((typeof(frame)!="undefined")&&(frame.document)) doc=frame.document
			if((doc)&&(up(doc.designMode)=="ON")) {
				for(l=0;l<attached.length;l++) if(doc==attached[l]) { kkk=true; break }
				if(!kkk) {
					attached[attached.length]=doc
					attachEvt(doc,"keydown",onKeyDownI,false)
					attachEvt(doc,"keypress",FKeyPress,false)
				} else kkk=false
			}
		} else {
			wi=fID[g].contentWindow;iframedit=wi.document
			try { iframedit.wi=wi } catch(e) { }
			if(up(iframedit.designMode)=="ON") {
				attachEvt(iframedit,"keypress",ifMoz,false)
				attachEvt(iframedit,"keydown",onKeyDown,true)
			}
		}
	}
}
}
function uglyF() { ugly=50;while(ugly<5000) {setTimeout("init()",ugly);ugly+=50} }
uglyF();attachEvt(document,"mousedown",uglyF,false)
/*</pre>*/