var http_request = false;
function makeRequest(url, functionName, httpType, sendData) {

	http_request = false;
	if (!httpType) httpType = "GET";

	if (window.XMLHttpRequest) { // Non-IE...
		http_request = new XMLHttpRequest();
		if (http_request.overrideMimeType) {
			http_request.overrideMimeType('text/plain');
		}
	} else if (window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}

	if (!http_request) {
		alert('Cannot send an XMLHTTP request');
		return false;
	}

	var changefunc="http_request.onreadystatechange = "+functionName;
	eval (changefunc);
	//http_request.onreadystatechange = alertContents;
	http_request.open(httpType, url, true);
	http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
	http_request.send(sendData);
}

function getReturnedText () {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			var messagereturn = http_request.responseText;
			return messagereturn;
		} else {
			alert('There was a problem with the request.');
		}
	}
}

function EchoReturnedText () {
	if (http_request.readyState == 4) {
		if (http_request.status == 200) {
			var messagereturn = http_request.responseText;
			if(messagereturn!='isfail')
			{
				var r;
				r=messagereturn.split('|');
				if(r.length!=1)
				{
					if(r[0]!='')
					{
						document.getElementById(r[1]).innerHTML=r[0];
					}
					if(r[2]!='')
					{
						alert(r[2]);
					}
				}
				else
				{
					document.getElementById('ajaxarea').innerHTML=messagereturn;
				}
			}
		} else {
			alert('There was a problem with the request.');
		}
	}
}
//Name: 导航处搜索表单美�?
var selects = document.getElementsByTagName('select');

var isIE = (document.all && window.ActiveXObject && !window.opera) ? true : false;

function $(id) {
	return document.getElementById(id);
}

function stopBubbling (ev) {	
	ev.stopPropagation();
}

function rSelects() {
	for (i=0;i<selects.length;i++){
		selects[i].style.display = 'none';
		select_tag = document.createElement('div');
			select_tag.id = 'select_' + selects[i].name;
			select_tag.className = 'select_box';
		selects[i].parentNode.insertBefore(select_tag,selects[i]);

		select_info = document.createElement('div');	
			select_info.id = 'select_info_' + selects[i].name;
			select_info.className='tag_select';
			select_info.style.cursor='pointer';
		select_tag.appendChild(select_info);

		select_ul = document.createElement('ul');	
			select_ul.id = 'options_' + selects[i].name;
			select_ul.className = 'tag_options';
			select_ul.style.position='absolute';
			select_ul.style.display='none';
			select_ul.style.zIndex='999';
		select_tag.appendChild(select_ul);

		rOptions(i,selects[i].name);
		
		mouseSelects(selects[i].name);

		if (isIE){
			selects[i].onclick = new Function("clickLabels3('"+selects[i].name+"');window.event.cancelBubble = true;");
		}
		else if(!isIE){
			selects[i].onclick = new Function("clickLabels3('"+selects[i].name+"')");
			selects[i].addEventListener("click", stopBubbling, false);
		}		
	}
}


function rOptions(i, name) {
	var options = selects[i].getElementsByTagName('option');
	var options_ul = 'options_' + name;
	for (n=0;n<selects[i].options.length;n++){	
		option_li = document.createElement('li');
			option_li.style.cursor='pointer';
			option_li.className='open';
		$(options_ul).appendChild(option_li);

		option_text = document.createTextNode(selects[i].options[n].text);
		option_li.appendChild(option_text);

		option_selected = selects[i].options[n].selected;

		if(option_selected){
			option_li.className='open_selected';
			option_li.id='selected_' + name;
			$('select_info_' + name).appendChild(document.createTextNode(option_li.innerHTML));
		}
		
		option_li.onmouseover = function(){	this.className='open_hover';}
		option_li.onmouseout = function(){
			if(this.id=='selected_' + name){
				this.className='open_selected';
			}
			else {
				this.className='open';
			}
		} 
	
		option_li.onclick = new Function("clickOptions("+i+","+n+",'"+selects[i].name+"')");
	}
}

function mouseSelects(name){
	var sincn = 'select_info_' + name;

	$(sincn).onmouseover = function(){ if(this.className=='tag_select') this.className='tag_select_hover'; }
	$(sincn).onmouseout = function(){ if(this.className=='tag_select_hover') this.className='tag_select'; }

	if (isIE){
		$(sincn).onclick = new Function("clickSelects('"+name+"');window.event.cancelBubble = true;");
	}
	else if(!isIE){
		$(sincn).onclick = new Function("clickSelects('"+name+"');");
		$('select_info_' +name).addEventListener("click", stopBubbling, false);
	}

}

function clickSelects(name){
	var sincn = 'select_info_' + name;
	var sinul = 'options_' + name;	

	for (i=0;i<selects.length;i++){	
		if(selects[i].name == name){				
			if( $(sincn).className =='tag_select_hover'){
				$(sincn).className ='tag_select_open';
				$(sinul).style.display = '';
			}
			else if( $(sincn).className =='tag_select_open'){
				$(sincn).className = 'tag_select_hover';
				$(sinul).style.display = 'none';
			}
		}
		else{
			$('select_info_' + selects[i].name).className = 'tag_select';
			$('options_' + selects[i].name).style.display = 'none';
		}
	}

}

function clickOptions(i, n, name){		
	var li = $('options_' + name).getElementsByTagName('li');

	$('selected_' + name).className='open';
	$('selected_' + name).id='';
	li[n].id='selected_' + name;
	li[n].className='open_hover';
	$('select_' + name).removeChild($('select_info_' + name));

	select_info = document.createElement('div');
		select_info.id = 'select_info_' + name;
		select_info.className='tag_select';
		select_info.style.cursor='pointer';
	$('options_' + name).parentNode.insertBefore(select_info,$('options_' + name));

	mouseSelects(name);

	$('select_info_' + name).appendChild(document.createTextNode(li[n].innerHTML));
	$( 'options_' + name ).style.display = 'none' ;
	$( 'select_info_' + name ).className = 'tag_select';
	selects[i].options[n].selected = 'selected';

}

window.onload = function(e) {
	bodyclick = document.getElementsByTagName('body').item(0);
	rSelects();
	bodyclick.onclick = function(){
		for (i=0;i<selects.length;i++){	
			$('select_info_' + selects[i].name).className = 'tag_select';
			$('options_' + selects[i].name).style.display = 'none';
		}
	}
}

//复制专题栏目页本页地址
function copyToClipBoard(){     
    var clipBoardContent=document.location;     
    clipBoardContent+='\r\n';     
    window.clipboardData.setData("Text",clipBoardContent);     
    alert("复制成功！赶快分享给你的QQ/MSN上的好友�?");     
}  

//图片滚动列表 mengjia 070927
var Speed_1 = 10; //速度(毫秒)
var Space_1 = 20; //每次移动(px)
var PageWidth_1 = 152 * 3; //翻页宽度
var interval_1 = 7000; //翻页间隔
var fill_1 = 0; //整体移位
var MoveLock_1 = false;
var MoveTimeObj_1;
var MoveWay_1="right";
var Comp_1 = 0;
var AutoPlayObj_1=null;
function GetObj(objName){if(document.getElementById){return eval('document.getElementById("'+objName+'")')}else{return eval('document.all.'+objName)}}
function AutoPlay_1(){clearInterval(AutoPlayObj_1);AutoPlayObj_1=setInterval('ISL_GoDown_1();ISL_StopDown_1();',interval_1)}
function ISL_GoUp_1(){if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="left";MoveTimeObj_1=setInterval('ISL_ScrUp_1();',Speed_1);}
function ISL_StopUp_1(){if(MoveWay_1 == "right"){return};clearInterval(MoveTimeObj_1);if((GetObj('ISL_Cont_1').scrollLeft-fill_1)%PageWidth_1!=0){Comp_1=fill_1-(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1);CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrUp_1(){if(GetObj('ISL_Cont_1').scrollLeft<=0){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft+GetObj('List1_1').offsetWidth}
GetObj('ISL_Cont_1').scrollLeft-=Space_1}
function ISL_GoDown_1(){clearInterval(MoveTimeObj_1);if(MoveLock_1)return;clearInterval(AutoPlayObj_1);MoveLock_1=true;MoveWay_1="right";ISL_ScrDown_1();MoveTimeObj_1=setInterval('ISL_ScrDown_1()',Speed_1)}
function ISL_StopDown_1(){if(MoveWay_1 == "left"){return};clearInterval(MoveTimeObj_1);if(GetObj('ISL_Cont_1').scrollLeft%PageWidth_1-(fill_1>=0?fill_1:fill_1+1)!=0){Comp_1=PageWidth_1-GetObj('ISL_Cont_1').scrollLeft%PageWidth_1+fill_1;CompScr_1()}else{MoveLock_1=false}
AutoPlay_1()}
function ISL_ScrDown_1(){if(GetObj('ISL_Cont_1').scrollLeft>=GetObj('List1_1').scrollWidth){GetObj('ISL_Cont_1').scrollLeft=GetObj('ISL_Cont_1').scrollLeft-GetObj('List1_1').scrollWidth}
GetObj('ISL_Cont_1').scrollLeft+=Space_1}
function CompScr_1(){if(Comp_1==0){MoveLock_1=false;return}
var num,TempSpeed=Speed_1,TempSpace=Space_1;if(Math.abs(Comp_1)<PageWidth_1/2){TempSpace=Math.round(Math.abs(Comp_1/Space_1));if(TempSpace<1){TempSpace=1}}
if(Comp_1<0){if(Comp_1<-TempSpace){Comp_1+=TempSpace;num=TempSpace}else{num=-Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft-=num;setTimeout('CompScr_1()',TempSpeed)}else{if(Comp_1>TempSpace){Comp_1-=TempSpace;num=TempSpace}else{num=Comp_1;Comp_1=0}
GetObj('ISL_Cont_1').scrollLeft+=num;setTimeout('CompScr_1()',TempSpeed)}}
function picrun_ini(){
GetObj("List2_1").innerHTML=GetObj("List1_1").innerHTML;
GetObj('ISL_Cont_1').scrollLeft=fill_1>=0?fill_1:GetObj('List1_1').scrollWidth-Math.abs(fill_1);
GetObj("ISL_Cont_1").onmouseover=function(){clearInterval(AutoPlayObj_1)}
GetObj("ISL_Cont_1").onmouseout=function(){AutoPlay_1()}
AutoPlay_1();
}
//产品展示滚动图片结束
// 内容页指定div-showPage内图自动放缩
var imgObj;
for( i = 0; i < document . getElementById("showPage") . getElementsByTagName("img") . length; i++ )
{
 imgObj = document . getElementById("showPage") . getElementsByTagName("img")[i];
 //建议只判断高度或者宽度其中一个，那样可以自动按比例缩�?
 if ( imgObj . width > 530 ) //判断图片的宽度，如果大于550，则设置�?50，值可以自己修�?
 {
  imgObj . width = 530
 }
}