// img roll over
function over(obj,type){
	if(type) obj.src = obj.src.replace(".gif","_on.gif");
	else  obj.src = obj.src.replace("_on.gif",".gif");
}

// layer view
function stdShow(id) {
	document.getElementById(id).style.display = "block";
}
function stdHidden(id) {
	document.getElementById(id).style.display = "none";

}

//fast service
QuickMenu = function(element, startPoint, endPoint) {
	var STATICMENU = element;
	var stmnScrollSpeed = 1;
	var stmnTimer;
	
	RefreshStaticMenu = function ()
	{
		var stmnStartPoint = parseInt(STATICMENU.style.top, 10);
		var stmnEndPoint = parseInt(document.documentElement.scrollTop, 10)+endPoint;
		var stmnRefreshTimer = 1;
		
		if ( stmnStartPoint != stmnEndPoint ) {
				stmnScrollAmount = Math.ceil( Math.abs( stmnEndPoint - stmnStartPoint ) / 17 );
				STATICMENU.style.top = parseInt(STATICMENU.style.top, 10) + ( ( stmnEndPoint<stmnStartPoint ) ? -stmnScrollAmount : stmnScrollAmount ) + "px";
				stmnRefreshTimer = stmnScrollSpeed;
		}
		stmnTimer = setTimeout ("RefreshStaticMenu();", stmnRefreshTimer);
	}
	
	this.InitializeStaticMenu = function ()
	{
			STATICMENU.style.top = startPoint + "px";
			RefreshStaticMenu();
	}
}