function findPos(obj) {
	var output = new Object();	
    var mytop=0, myleft=0;	
    while( obj) {		
        mytop+= obj.offsetTop;		
        myleft+= obj.offsetLeft;		
        obj= obj.offsetParent;	
    }	
    output.left = myleft;	
    output.top = mytop;	
    return output;
}