function winopen(url,width,height) 
{ 
    var newurl,arrurl; 
    if(typeof(url) == "undefined" || url == "") 
    { 
        return ; 
    } 
    else 
    { 
        if(url.indexOf("?") == -1) 
        {  
            newurl = url; 
        } 
        else 
        { 
            newurl = url.substring(0,url.indexOf("?")+1); 
            arrurl = url.substring(url.indexOf("?")+1).split("&"); 
            for(var i =0;i< arrurl.length;i++) 
            { 
           
           newurl += arrurl[i].split("=")[0] + "=" + escape(arrurl[i].split("=")[1]) + "&"; 
            }  
            newurl = newurl.substring(0,newurl.length-1); 
        } 
    } 
    if(typeof(width) != "number" || typeof(height) != "number") 
    { 
        window.open(newurl); 
       
    } 
    else 
    { 
        window.open(newurl,"","width=" + width + ",height=" + height); 
    } 
}