//Choose random images for students and background of home page
function randomImage() {
	numberStudents = Math.round(Math.random()*6+1); //1 through 7
	numberBG = Math.round(Math.random()*3+1); //1 through 4
	if(document.students){
		document.students.src = "images/home_page/students_"+numberStudents+".jpg";
		document.students.alt = "IFC Students #"+numberStudents;
		document.getElementById('content_home').style.backgroundImage ="url(/greek/ifc/images/home_page/content_bg_"+numberBG+".jpg)";
	}else{
		document.getElementById('content_otherpages').style.backgroundImage ="url(/greek/ifc/images/home_page/content_bg_"+numberBG+".jpg)";
	}
}
//Display the mainnav submenus
function showMenu(menuID) {
	document.getElementById(menuID).style.visibility = 'visible';
}
//Hide Menu
function hideMenu(menuID) {
	document.getElementById(menuID).style.visibility = 'hidden';
}
//Set the timer for hiding menu
function delayHideMenu(menuID) {
	delayhide=setTimeout("hideMenu('"+menuID+"')",50);
}
//Reset the timer for hiding the menu
function clearHideMenu(menuID) {
	if (typeof delayhide!="undefined") {
		clearTimeout(delayhide);
	}
}