MENU_TOP = 107;
	var menuTimer;
	var isNN4 = ( document.layers && -1 != navigator.userAgent.indexOf("Mozilla") && 4 == parseInt( navigator.appVersion) ) ? true : false;
	var menuList = new Array();
	menuList[0] = new Array("ServiceMenu", 740, 310);
/*	menuList[1] = new Array("DemoMenu", 144, MENU_TOP);
/*	menuList[2] = new Array("CustomerMenu", 200, MENU_TOP);
	menuList[3] = new Array("ResourceMenu", 287, MENU_TOP);
	menuList[4] = new Array("AboutMenu", 629, 76);*/

	function openMenu(menuName)
	{
		closeMenus();
		var menuElement;
		if (document.layers)
			menuElement = eval('document.layers[\"' + menuName + '\"]');
		else if (document.getElementById)
			menuElement = eval("document.getElementById(\"" + menuName + "\").style");
		else if (document.all)
			menuElement = eval("document.all." + menuName + ".style");
		menuElement.top = getTop(menuName) + "px";
		menuElement.left = getPosition(menuName) + "px";
		menuElement.visibility = (isNN4)? "show": "visible";

		menuTimer = setTimeout(closeMenus, 3000);
	}
	
	function getTop(menuName)
	{
		for (i = 0; i < menuList.length; i++)
			if (menuName == menuList[i][0])
				return menuList[i][2];
	}
	
	function getPosition(menuName)
	{
		for (i = 0; i < menuList.length; i++)
			if (menuName == menuList[i][0])
				return (menuList[i][1] + getLeft());
	}
	
	function getLeft()
	{
		var winWidth;
		if ("number" == typeof(window.innerWidth))
			winWidth = window.innerWidth;
		else if (document.documentElement && document.documentElement.clientWidth)
			winWidth = document.documentElement.clientWidth;
		else if (document.body && document.body.clientWidth)
			winWidth = document.body.clientWidth;
		return ((winWidth - 750) / 2);
	}
	
	function closeMenus()
	{
		if(menuTimer)
			clearTimeout(menuTimer);
		for (i = 0; i < menuList.length; i++)
		{
			var closeElement;
			if (document.layers)
				closeElement = eval('document.layers[\"' + menuList[i][0] + '\"]');
			else if (document.getElementById)
				closeElement = eval("document.getElementById(\"" + menuList[i][0] + "\").style");
			else if (document.all)
				closeElement = eval("document.all." + menuList[i][0] + ".style");
			closeElement.visibility = (isNN4)? "hide": "hidden";
		}
	}
	
	function openVarWindow(loc,wide,high,posx,posy) 
{
    msgWindow = window.open(loc,'helpWin','width=' + wide + ',height=' + high + ',screenX=50,screenY=50,top=' + posx + ',left=' + posy + ',resizable=yes');
}