function show( objRef ) {
	objRef = typeof(objRef)=="object"?objRef:document.getElementById(objRef);
	objRef.style.display = "block";
}

function hide( objRef ) {
	objRef = typeof(objRef)=="object"?objRef:document.getElementById(objRef);
	objRef.style.display = "none";
}

function findPos(obj) {

	var curleft = curtop = 0;
	
	if (obj.offsetParent) {
	
		do {
	
			curleft += obj.offsetLeft;
			curtop += obj.offsetTop;
			
		} while (obj = obj.offsetParent);
	
		return [curleft,curtop];
	
	}
}

function findPosX(obj)
  {
    var curleft = 0;
   
    if(obj.offsetParent)
        while(1) 
        {
          curleft += obj.offsetLeft;
          if(!obj.offsetParent)
            break;
          obj = obj.offsetParent;
        }
    else if(obj.x)
        curleft += obj.x;
    return curleft;
}