function LoadFlash(wmode,url,width,Height)
{ 
document.write(
'<embed src="' + url + '" wmode=' + wmode +
' quality="high" pluginspage=http://www.macromedia.com/go/getflashplayer type="application/x-shockwave-flash" width="' + width + 
'" height="' + Height + '"></embed>'); 
}
function DownImage(ImgD,w,h){ 
    var image=new Image(); 
    image.src=ImgD.src; 
    if(image.width>0 && image.height>0){//flag=true; 
	if(image.width>w){
		if(image.height*w/image.width<=h){
           if(image.width>=w){ 
               ImgD.width=w; 
               ImgD.height=(image.height*w)/image.width; 
           }else{ 
               ImgD.width=image.width; 
               ImgD.height=image.height; 
           }
		}else{
           if(image.height>=h){ 
               ImgD.height=h; 
               ImgD.width=(image.width*h)/image.height; 
           }else{ 
               ImgD.width=image.width; 
               ImgD.height=image.height; 
           }
		}
	}else{
           if(image.height>=h){ 
               ImgD.height=h; 
               ImgD.width=(image.width*h)/image.height; 
           }else{ 
               ImgD.width=image.width; 
               ImgD.height=image.height; 
           }
	}		     
    } 
}

//menu 
    var isIE = document.all ? true : false;

    function showSubNav(menuID, source)
    {
        var leftPos = 0;
        var leftMiddlePos = 0;
       
       var divcontainer = document.getElementById("topNav_dropdownMenuDiv");
       if (source != "null")
       {
	        var submenus = divcontainer.getElementsByTagName("div");
            for (i = 0; i < submenus.length; i++) {
                submenus[i].style.display='none';
            }
       
	        var whereIs=getElementOffsetLocation(source);
	        //elementTop=whereIs[1];
            leftPos=whereIs[0];
            
            //This will help us center the menu under the parent menu item - no longer part of spec
            //leftMiddlePos = leftPos + (source.offsetWidth/2);
            
             //alert ("left Pos = " + leftPos);
              //alert ("left Middle Pos = " + leftMiddlePos);
            
       }
       
       var submenu;
       submenu = document.getElementById(menuID);
       //alert ("submenu = " + submenu);
       if (submenu == null)
       {
           var s;
           var submenus = document.getElementsByTagName("div");
           for (s in submenus)
           {
                //alert(submenus[s].id);
                if (submenus[s].name == menuID)
                {
                    submenu = submenus[s];
                    break;
                }    
           }
       }

       
        if (submenu != null)
        {
            submenu.style.display='block';
            if (source != "null")
            {
                var whereIsMenuStart = getElementOffsetLocation(divcontainer);
                //alert ("submenu pos = " + (leftMiddlePos - (submenu.offsetWidth/2)) + " and divcountainer pos = " + whereIsMenuStart[0]);

                //This places menu at left edge of parent menu item  
                submenu.style.left = leftPos-10;
              
                //This will center the menu under the parent menu item - no longer part of spec
                //if (leftMiddlePos - (submenu.offsetWidth/2) < whereIsMenuStart[0])
                //    submenu.style.left = whereIsMenuStart[0];
                //else
                //    submenu.style.left = leftMiddlePos - (submenu.offsetWidth/2);
            }
        }
    }
    
    
    function leaveNavButton(subMenuID, topNavItem, e)
    {
        //alert ("hiding subnav");
        var menu = document.getElementById(subMenuID);
        
       if (menu == null)
       {
           var s;
           var submenus = document.getElementsByTagName("div");
           for (s in submenus)
           {
                //alert(submenus[s].id);
                if (submenus[s].name == subMenuID)
                {
                    menu = submenus[s];
                    break;
                }    
           }
       }

        if (menu != null)
        {
 	        var whereIs=getElementOffsetLocation(topNavItem);
	        var top=whereIs[1];
            var left=whereIs[0];
            var right = left + topNavItem.offsetWidth;
            var bottom = top + topNavItem.offsetHeight;
            
            var eve;
            //=e||event;
            if(!e)
            { eve = window.event;}
            else
            { eve = e;}

            var mousepositions=getMousePosition(eve);
            
           //alert ("mouse position - left: " + mousepositions[0] + ", top: " + mousepositions[1] + "menu position - left: " + left + ", right: " + right + ", top: " + top + ", bottom: " + bottom );
            
            if ( mousepositions[0] < left+15  || 
                 mousepositions[0] > right-15 || 
                 mousepositions[1] < top-5 
               )
            {
                menu.style.display='none';
            }
        }
    }
    

    
    function hideSubNav(menuID, e)
    {
        //alert ("hiding subnav");
        var menu = document.getElementById(menuID);
        
       if (menu == null)
       {
           var s;
           var submenus = document.getElementsByTagName("div");
           for (s in submenus)
           {
                //alert(submenus[s].id);
                if (submenus[s].name == menuID)
                {
                    menu = submenus[s];
                    break;
                }    
           }
       }

        if (menu != null)
        {
 	        var whereIs=getElementOffsetLocation(menu);
	        var top=whereIs[1];
            var left=whereIs[0];
            var right = left + menu.offsetWidth;
            var bottom = top + menu.offsetHeight;
            
            var eve;
            //=e||event;
            if(!e)
            { eve = window.event;}
            else
            { eve = e;}

            var mousepositions=getMousePosition(eve);
            
           //alert ("mouse position - left: " + mousepositions[0] + ", top: " + mousepositions[1] + "menu position - left: " + left + ", right: " + right + ", top: " + top + ", bottom: " + bottom );
            
            if ( mousepositions[0] < left+5  || 
                 mousepositions[0] > right-5 || 
                 mousepositions[1] < top + 2 || 
                 mousepositions[1] > bottom-1 
               )
            {
                menu.style.display='none';
            }
        }
    }
    
    
    function getMousePosition(ev)
    {
	    var _x;
	    var _y;
	    if (!isIE) {
		    _x = ev.pageX;
		    _y = ev.pageY;
	    }
	    if (isIE) {
		    _x = ev.clientX + document.body.scrollLeft;
		    _y = ev.clientY + document.body.scrollTop;
	    }
	    posX = _x;
	    posY = _y;
        var  pos=Array(posX,posY);
	    return pos;
    }

    function giveLayout(obj)
    {
	    //if this is IE, and theposition of the element is relative, give it haslayout - otherwise, calculating offset location is wrong
	    if (obj.currentStyle){ //do the hasLayout if it is relative
		    if (obj.currentStyle.position=='relative') {
			    obj.style.zoom='100%'
		    }
	    }
    }

    function getElementOffsetLocation(obj) 
    {
    //adapted from an example at quirksmode.org 
	    giveLayout(obj);
    	
	    var curleft = curtop = 0;
	    if (obj.offsetParent) {
		    curleft = obj.offsetLeft;
		    curtop = obj.offsetTop;
		    while (obj = obj.offsetParent) {
			    giveLayout(obj);
			    curleft += obj.offsetLeft
			    curtop += obj.offsetTop
		    }
	    }
    	
	    return [curleft,curtop];
    }
if (top.location !== self.location) {
top.location=self.location;
}
 
function window_onload() {
 
	usernameshow.focus();
 
}
 
function gook() {
 
	if (usernameshow.value == "")
	{
		alert("邮件帐号不可为空");
		usernameshow.focus();
		return ;
	}
 
	if (pwshow.value == "")
	{
		alert("登录密码不可为空");
		pwshow.focus();
		return ;
	}
 
	f1.username.value = usernameshow.value;
	f1.pwhidden.value = encode(pwshow.value, parseInt(f1.picnum.value));
	f1.dm.value=wz.value;
	f1.submit();
}
 
function encode(datastr, bassnum) {
	var tempstr;
	var tchar;
	var newdata = "";
 
	for (var i = 0; i < datastr.length; i++)
	{
		tchar = 65535 + bassnum - datastr.charCodeAt(i);
		tchar = tchar.toString();
 
		while(tchar.length < 5)
		{
			tchar = "0" + tchar;
		}
 
		newdata = newdata + tchar;
	}
 
	return newdata;
}
function GoToLink(hlink)
{
	if(Link1.selectedIndex!=0)
	{
	window.open(hlink,"newfrom");
	}
}
 
 
function newCheckAlitalkInstalled(){
        var obj;
        try{
           obj = new ActiveXObject("AlitalkSetup.Install");
        }
        catch(e){
        }
        if (null!=obj){
          return true;
        } else {
           return false;
        }
    }
function alitalk( infoId,id, isOnline, type, memberLevel){
        //判断浏览者是否安装了贸易通
        if (newCheckAlitalkInstalled()){
            var d = new Date();
            if (document.images) {
                (new Image()).src = "http://china.alibaba.com/others/offeralitalkclick.htm?online="+isOnline+"&type="+type.toLowerCase()+"&member="+memberLevel+"&time="+d.getTime();
            }
            if(type=="product"||type=="company"){
                window.location = "Alitalk:SendIM?"+id+"&url2=http://china.alibaba.com/others/feedbackfromalitalk.html?online="+isOnline+"#type="+type+"#memberLevel="+memberLevel+"#offerId="+infoId+"#time="+d.getTime();
            }else{
                window.location = "Alitalk:SendIM?"+id+"&url1=http://amis1.sh1.china.alibaba.com/potentialContact.dll?offerId="+infoId+"&url2=http://china.alibaba.com/others/feedbackfromalitalk.html?online="+isOnline+"#type="+type.toLowerCase()+"#memberLevel="+memberLevel+"#offerId="+infoId+"#time="+d.getTime();
            }
        }else{
            //提示安装贸易通
            window.target="_blank";
            window.open("http://china.alibaba.com/community/turbine/template/community%2CATCPromotionDown");
        }
    }