//preloading images for menu
/*
var menuA00, menuB00, menuC00, menuD00, menuE00, menuF00, menuG00;
var menuA01, menuB01, menuC01, menuD01, menuE01, menuF01, menuG01;

if (document.images)
{
// menu up status
	menuA00 = new Image;
	menuB00 = new Image;
	menuC00 = new Image;
	menuD00 = new Image;
	menuE00 = new Image;
	menuF00 = new Image;
	menuG00 = new Image;

	menuA00.src = "../../../pic/menu/emc_up.gif";
	menuB00.src = "../../../pic/menu/publication_up.gif";
	menuC00.src = "../../../pic/menu/course_up.gif";
	menuD00.src = "../../../pic/menu/emag_up.gif";
	menuE00.src = "../../../pic/menu/mm_up.gif";
	menuF00.src = "../../../pic/menu/extra_up.gif";
	menuG00.src = "../../../pic/menu/school_up.gif";
	
// menu over status
	menuA01 = new Image;
	menuB01 = new Image;
	menuC01 = new Image;
	menuD01 = new Image;
	menuE01 = new Image;
	menuF01 = new Image;
	menuG01 = new Image;

	menuA01.src = "../../../pic/menu/emc_over.gif";
	menuB01.src = "../../../pic/menu/publication_over.gif";
	menuC01.src = "../../../pic/menu/course_over.gif";
	menuD01.src = "../../../pic/menu/emag_over.gif";
	menuE01.src = "../../../pic/menu/mm_over.gif";
	menuF01.src = "../../../pic/menu/extra_over.gif";
	menuG01.src = "../../../pic/menu/school_over.gif";
}
else
{
	menuA00.src =  "";
	menuB00.src =  "";
	menuC00.src =  "";
	menuD00.src =  "";
	menuE00.src =  "";
	menuF00.src =  "";
	menuG00.src =  "";
	

	menuA01.src =  "";
	menuB01.src =  "";
	menuC01.src =  "";
	menuD01.src =  "";
	menuE01.src =  "";
	menuF01.src =  "";
	menuG01.src =  "";

	document.menu1 = "";
	document.menu2 = "";
	document.menu3 = "";
	document.menu4 = "";
	document.menu5 = "";
	document.menu6 = "";
	document.menu7 = "";
}

*/