// JavaScript Document
function scrollnavsec() {
	var pta = mm_getPixToTop(mm_atagact);
	var wh;
	if (self.innerHeight) // all except Explorer
		wh = self.innerHeight;
	else if (document.documentElement && document.documentElement.clientHeight)
		wh = document.documentElement.clientHeight;
	else if (document.body) // other Explorers
		wh = document.body.clientHeight;
	if(pta > (wh-50))
		document.getElementById('frameLeftScroll').scrollTop += (pta-100-24);
}
function scrollToMaterial() {
	var pta = mm_getPixToTop(mm_scrollToTag_Material);
	var wh;
	if (self.innerHeight) // all except Explorer
		wh = self.innerHeight;
	else if (document.documentElement && document.documentElement.clientHeight)
		wh = document.documentElement.clientHeight;
	else if (document.body) // other Explorers
		wh = document.body.clientHeight;
	if(pta > (wh-50))
		document.getElementById('frameCenter').scrollTop += (pta-100);
}
function mm_getPixToTop(obj) {
	var top = obj.offsetTop;
	var objp = obj.offsetParent;	
	while (objp != null) {
		top += objp.offsetTop;
		objp = objp.offsetParent;
	}
	return top;
}
function addEvent(obj, evType, fn){ 
	if (obj.addEventListener){ 
		obj.addEventListener(evType, fn, false); 
		return true; 
	} else if (obj.attachEvent){ 
		var r = obj.attachEvent("on"+evType, fn); 
		return r; 
	} else { 
		return false; 
	} 
}