function gup( name ) 
{  
name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");  
var regexS = "[\\?&]"+name+"=([^&#]*)";  
var regex = new RegExp( regexS );  
var results = regex.exec( window.location.href );  
if( results == null )
{
	return 0;  
} else  {  
	return results[1];
}
}