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

function getDividerPos(objId) {
	var obj = document.getElementById(objId);
	var width = '';
	if(document.all) {
		width = obj.offsetWidth;
	} else {
		width = document.defaultView.getComputedStyle
		(obj, "").getPropertyValue("width");		
	}
}

function hoverHeaderButton(objId) {
	var obj = document.getElementById(objId);	
	obj.className = 'header-button-middle-active';
}

function deHoverHeaderButton(objId) {
	var obj = document.getElementById(objId);	
	obj.className = 'header-button-middle';
}

function setOpacity(obj, value){
	if(document.all){
		obj.style.filter = 'alpha(opacity=' + value + ')';
	}
	else {
		obj.style.opacity = (value/100); 
	}	
}