/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/


dojo.provide("dojo.string.Builder");
dojo.require("dojo.string");
dojo.require("dojo.lang.common");
dojo.string.Builder=function(_1){
this.arrConcat=(dojo.render.html.capable&&dojo.render.html["ie"]);
var a=[];
var b="";
var _4=this.length=b.length;
if(this.arrConcat){
if(b.length>0){
a.push(b);
}
b="";
}
this.toString=this.valueOf=function(){
return (this.arrConcat)?a.join(""):b;
};
this.append=function(){
for(var x=0;x<arguments.length;x++){
var s=arguments[x];
if(dojo.lang.isArrayLike(s)){
this.append.apply(this,s);
}else{
if(this.arrConcat){
a.push(s);
}else{
b+=s;
}
_4+=s.length;
this.length=_4;
}
}
return this;
};
this.clear=function(){
a=[];
b="";
_4=this.length=0;
return this;
};
this.remove=function(f,l){
var s="";
if(this.arrConcat){
b=a.join("");
}
a=[];
if(f>0){
s=b.substring(0,(f-1));
}
b=s+b.substring(f+l);
_4=this.length=b.length;
if(this.arrConcat){
a.push(b);
b="";
}
return this;
};
this.replace=function(o,n){
if(this.arrConcat){
b=a.join("");
}
a=[];
b=b.replace(o,n);
_4=this.length=b.length;
if(this.arrConcat){
a.push(b);
b="";
}
return this;
};
this.insert=function(_c,s){
if(this.arrConcat){
b=a.join("");
}
a=[];
if(_c==0){
b=s+b;
}else{
var t=b.split("");
t.splice(_c,0,s);
b=t.join("");
}
_4=this.length=b.length;
if(this.arrConcat){
a.push(b);
b="";
}
return this;
};
this.append.apply(this,arguments);
};