//ReplaceAll('','') 函数
String.prototype.ReplaceAll = stringReplaceAll;
function  stringReplaceAll(AFindText,ARepText){
  raRegExp = new RegExp(AFindText,"g");
  return this.replace(raRegExp,ARepText)
}

// Trim() 函数
String.prototype.Trim = function() 
{ 
return this.replace(/(^\s*)|(\s*$)/g, ""); 
} 
//回车所触发的事件
function KeyDown(evt,functions)
{
if(evt==null){evt=window.event}
	if(evt.keyCode==13  || evt.which == 13)  
	{ 
		evt.returnValue=false;
		evt.cancel = true;
		eval(functions);
	}   
}
//搜索， 跳转到指定页面
function dosearch(){
	var f=document.searchform;
	var key=f.keys.value.Trim();
	if(key==''||key=="请输入关键字"){
		window.alert ("请输入搜索关键词！");
		f.keyword.focus();
		return false;
	}
	var way=f.way.value;
	var keyword=escape(key);
			if(way=='zhaoshang'){
				window.location="/trade/zs-search.jsp?keys="+keyword;
			}else if(way=='daili'){
				window.location="/trade/dl-search.jsp?keys="+keyword;
			}else if(way=='zygy'){
				window.location="/trade/list.jsp?keys="+keyword;
			}else if(way=='zyqg'){
				window.location="/trade/buylist.jsp?keys="+keyword;
			}else if(way=='ylgy'){
				window.location="/trade/yl-search.jsp?keys="+keyword;
			}else if(way=='ylqg'){
				window.location="/trade/buyyl-search.jsp?keys="+keyword;
			}else if(way=='zixun'){
				window.location="/news/list.jsp?keys="+keyword;
			}
	return false;
} 

//搜索， 跳转到指定页面
function do_search(){
	var f=document.searchf;
	var key=f.keyword.value.Trim();
	if(key==''||key=="请输入关键字"){
		window.alert ("请输入搜索关键词！");
		f.keyword.focus();
		return false;
	}
	var way=f.way.value;
	var cid=f.cid.value;
	var keyword=escape(key);
			if(way=='product'){
				window.location="/company/com_pro.jsp?cid="+cid+"&keyword="+keyword;
			}else if(way=='trade'){
				window.location="/company/com_trade.jsp?cid="+cid+"&keyword="+keyword;
			}else if(way=='news'){
				window.location="/company/com_news.jsp?cid="+cid+"&keyword="+keyword;
			}
	return false;
}