function newwin(url,pop_name,w,h) {
   	if((w==0) && (h==0))
    {
       window.open(url,pop_name,"status=1,scrollbars=1,resizable=1,screenX=100,screenY=100,top=100,left=100,toolbar=0,location=0,width="+self.outerWidth+",height="+self.outerHeight);
    }
    else
    {
		window.open(url,pop_name,"status=0,scrollbars=1,resizable=1,screenX=100,screenY=100,top=100,left=100,toolbar=0,location=0,width="+w+",height="+h);
    }
}