/*
author:char
date:2009.12.1
*/
var timer_Div;
var ct_pros=new Array();
function show_Div(id){
    if(document.getElementById("ct_Div")==null){
        make_Div();
    }
    clearTimeout(timer_Div);
    if(id==1){
        document.getElementById("ct_Img").style.visibility='visible';
        if(document.getElementById("div_ico")!="undefined"&&document.getElementById("div_ico")!=null&&document.getElementById("div_ico")!="null"){
            document.getElementById("div_ico").style.visibility='visible';  
        }
        document.getElementById("ct_Div").style.visibility='hidden';
        timer_Div=move_Div("ct_Img");
    }else{
        document.getElementById("ct_Div").style.visibility='visible';
        document.getElementById("ct_Img").style.visibility='hidden';
        if(document.getElementById("div_ico")!="undefined"&&document.getElementById("div_ico")!=null&&document.getElementById("div_ico")!="null"){
            document.getElementById("div_ico").style.visibility='hidden';  
        }
        timer_Div=move_Div("ct_Div");
    }
}
function make_Div(){
    var str="<div id='ct_Div' style='visibility:hidden;Z-INDEX:99998; LEFT:0px;WIDTH:180px; POSITION:absolute; TOP:0px; HEIGHT:110px;overflow:hidden;'>";
    str+="<div style='background:url(http://www.hongkouzi.com/images/images/top.jpg) no-repeat;width:156px;height:18px;float:left;'><div style='margin:4px 0 0 5px;font-size:12px;color:#ffffff;font-weight:bold;'>产品对比</div></div>";
    str+="<div style='background:url(http://www.hongkouzi.com/images/images/close.jpg) no-repeat;width:24px;height:18px;cursor:pointer;float:left;' onclick='show_Div(1)' title='关闭'>&nbsp;</div>";
    str+="<div style='background:url(http://www.hongkouzi.com/images/images/main.jpg);width:180px;height:92px;margin:0;clear:both;'>";
    str+="<ul id='ct_pro' style='margin:0;height:72px;overflow:hidden;font-size:12px;line-height:18px;'></ul><img src='http://www.hongkouzi.com/images/images/byb.jpg' style='cursor:pointer;width:60px;height:18px;margin:0 0 1px 2px;' onclick='ct_jump()' /></div></div>";
    str+="<img id='ct_Img' src='http://www.hongkouzi.com/images/images/byb.jpg' style='visibility:hidden;Z-INDEX:99999;cursor:pointer;width:60px;height:18px;margin:0 0 1px 2px;POSITION:absolute;' onclick='show_Div(2)' alt='点此打开产品对比' />";
    document.getElementById("ctmsg").innerHTML=str;
}
function move_Div(id) {
    if (typeof document.compatMode != 'undefined' && document.compatMode != 'BackCompat') { 
        document.getElementById(id).style.top=document.documentElement.scrollTop+document.documentElement.clientHeight-parseInt(document.getElementById(id).style.height)-1;
        document.getElementById(id).style.left=document.documentElement.scrollLeft+document.documentElement.clientWidth-parseInt(document.getElementById(id).style.width)-2;
    } 
    else if (typeof document.body != 'undefined') { 
        document.getElementById(id).style.top=document.body.scrollTop+document.body.clientHeight-parseInt(document.getElementById(id).style.height)-1;
        document.getElementById(id).style.left=document.body.scrollLeft+document.body.clientWidth-parseInt(document.getElementById(id).style.width)-2;
    }
    timer_Div=setTimeout("move_Div('"+id+"');",10);
}
function ct_add(id){
    var obj=document.getElementById("c_t_"+id);
    if(obj.checked&&ct_pros.length>=4){
        alert("最多4件对比产品!");
        obj.checked=false;
        return;
    }
    if(obj.checked){
        ct_pros[ct_pros.length]=id;
        var c_u=obj.parentNode.parentNode;
        var name=c_u.childNodes[0].childNodes[0].childNodes[0].alt;
        var c_l=document.createElement("li");
        c_l.id="c_l_"+id;
        c_l.style.width="170px";
        c_l.style.height="18px";
        c_l.style.overflow="hidden";
        c_l.innerHTML="<a onclick='ct_minus("+id+")' style='cursor:pointer;color:red;margin:0 2px 0 0;'>×</a><a href='/"+id+"' title='"+name+"'>"+name+"</a>";
        document.getElementById("ct_pro").appendChild(c_l);
        
    }else{
        ct_minus(id);
    }
}
function ct_minus(id){
    var obj=document.getElementById("c_t_"+id);
    var tmp=new Array();
    for(var ii=0;ii<ct_pros.length;ii++){
        if(parseInt(ct_pros[ii])!=parseInt(id)){
            tmp[tmp.length]=ct_pros[ii];
        }
    }
    ct_pros=tmp;
    obj.checked=false;
    document.getElementById("ct_pro").removeChild(document.getElementById("c_l_"+id));
}
function ct_jump(){
    if(ct_pros.length<2){
        alert("最少2件对比产品!");
        return;
    }
    var _t="";
    for(var ii=0;ii<ct_pros.length;ii++){
        _t+=ct_pros[ii];
        _t+="-";
    }
    location.href="/contrast/"+_t.substring(0,_t.length-1)+".html";
}
show_Div(1);