// JavaScript Document
////俺主要是为了适应php的str_replace()啊

function strReplace(search, replace, str) 
{
	var regex = new RegExp(search, "g");
	return str.replace(regex, replace);
}
String.prototype.replaceAll = function(search, replace)
{
	var regex = new RegExp(search, "g");
	return this.replace(regex, replace);
}