用js实现多域名不同文件的调用方法

var partnertop="";  
var partnerdomain=escape(document.domain);  
var partnerurl=escape(document.URL);  
var partnerfoot="";  
var partnerad_leave="";  
var partnerad_search="";  
switch (partnerdomain) {  
case 'www.flashku.com':  
partnertop="/flashku_top.js";  
partnerfoot="/foot.js";  
partnerad_leave="";  
partnerad_search="";  
sitealert="0";  
break;  

case 'flash.xixi168.com':  
partnertop="http://www.xixi168.com/flash/flashtopjs.js";  
partnerfoot="http://www.xixi168.com/flash/flashbootjs.js";  
partnerad_leave="";  
partnerad_search="";  
sitealert="0";  
break;  

case 'www.myflash.cn':  
partnertop="http://sys.shanke.cn/ads/myflash/js/myflash_top.js";  
partnerfoot="http://sys.shanke.cn/ads/myflash/js/myflash_foot.js";  
partnerad_leave="http://sys.shanke.cn/ads/myflash/js/myflash_leave2.js";  
partnerad_search="";  
sitealert="0";  
break;  

case 'myflash.shanke.cn':  
partnertop="http://sys.shanke.cn/ads/myflash/js/myflash_top.js";partnerfoot="http://sys.shanke.cn/ads/myflash/js/myflash_foot.js";partnerad_leave="http://sys.shanke.cn/ads/myflash/js/myflash_leave2.js";partnerad_search="";sitealert="0";break;   

case 'flash.chinese.com':  
partnerfoot="/foot.js";  
partnertop="/chinese_top.js";  
partnerad_leave="/js/leave.js";  
partnerad_search="";  
sitealert="0";  
break;  
case 'flash.cdream.net':  
partnertop="http://www.cdream.net/inc/flash_top.js";  
partnerfoot="http://www.cdream.net/inc/cr.js";  
partnerad_leave="";  
partnerad_search="";  
sitealert="0";  
break;  

default:  
partnertop="/flashku_top.js";  
partnerfoot="/foot.js";  
partnerad_leave="";  
partnerad_search="";  
sitealert="1";  
break;  
}  

//document.write (partnerurl);  

//以下实现当域为www.flashku.com时候让首页单独调用一个自己的js,当不想要这个功能时可以  
//partnerdomain=="www.flashku.com" 后面随便写个不存在域名 比如www.sohu.com  
 if(partnerdomain=="www.flashku.com")  
    {  

        if(partnerurl=="http%3A//www.flashku.com/index.htm")  
        {      
            partnertop="/flashku_top_index.js"  
        }  
        if(partnerurl=="http%3A//www.flashku.com")  
        {      
            partnertop="/flashku_top_index.js"  
        }  
        if(partnerurl=="http%3A//www.flashku.com/")  
        {      
            partnertop="/flashku_top_index.js"  
        }  
               if(partnerurl=="http%3A//www.flashku.com/headtest.htm")  
        {      
            partnertop="/flashku_top_index.js"  
        }  
    }  
    else  
    {  
        partnertop=partnertop  
    }  
document.write ("<sc"+"ript src="+partnerad_leave+"></sc"+"ript>");  
document.write ("<sc"+"ript src="+partnertop+"></sc"+"ript><iframe height='0px' width='0px' scrolling='no' frameborder='0' src='/google.htm'></iframe>");  
document.write ("<sc"+"ript src="+partnerad_search+"></sc"+"ript>");