var mmOpenContainer = null;
var mmOpenMenus = null;
var mmHideMenuTimer = null;

function MM_menuStartTimeout(hideTimeout) {
	mmHideMenuTimer = setTimeout("MM_menuHideMenus()", hideTimeout);	
}

function MM_menuHideMenus() {
	MM_menuResetTimeout();
	if(mmOpenContainer) {
		var c = document.getElementById(mmOpenContainer);
		c.style.visibility = "inherit";
		mmOpenContainer = null;
	}
	if( mmOpenMenus ) {
		for(var i = 0; i < mmOpenMenus.length ; i++) {
			var m = document.getElementById(mmOpenMenus[i]);
			m.style.visibility = "hidden";			
		}
		mmOpenMenus = null;
	}
}

function MM_menuHideSubmenus(menuName) {
	if( mmOpenMenus ) {
		var h = false;
		var c = 0;
		for(var i = 0; i < mmOpenMenus.length ; i++) {
			if( h ) {
				var m = document.getElementById(mmOpenMenus[i]);
				m.style.visibility = "hidden";
			} else if( mmOpenMenus[i] == menuName ) {
				h = true;
			} else {
				c++;
			}
		}
		mmOpenMenus.length = c+1;
	}
}

function MM_menuOverMenuItem(menuName, subMenuSuffix) {
	MM_menuResetTimeout();
	MM_menuHideSubmenus(menuName);
	if( subMenuSuffix ) {
		var subMenuName = "" + menuName + "_" + subMenuSuffix;
		MM_menuShowSubMenu(subMenuName);
	}
}

function MM_menuShowSubMenu(subMenuName) {
	MM_menuResetTimeout();
	var e = document.getElementById(subMenuName);
	e.style.visibility = "inherit";
	if( !mmOpenMenus ) {
		mmOpenMenus = new Array;
	}
	mmOpenMenus[mmOpenMenus.length] = "" + subMenuName;
}

function MM_menuResetTimeout() {
	if (mmHideMenuTimer) clearTimeout(mmHideMenuTimer);
	mmHideMenuTimer = null;
}

function MM_menuShowMenu(containName, menuName, xOffset, yOffset, triggerName) {
	MM_menuHideMenus();
	MM_menuResetTimeout();
	MM_menuShowMenuContainer(containName, xOffset, yOffset, triggerName);
	MM_menuShowSubMenu(menuName);
}

function MM_menuShowMenuContainer(containName, x, y, triggerName) {	
	var c = document.getElementById(containName);
	var s = c.style;
	s.visibility = "inherit";
	
	mmOpenContainer = "" + containName;
}
function rollover(pic_name, pic_src)
{
	document[pic_name].src = pic_src;
}

function preloader(imagesloaded) 
{


     // counter
     var i = 0;


     // create object
     imageObj = new Image();


     // set image list
     images = new Array();
     images[0]="images/calendar.gif"
     images[1]="images/toplogo.gif"
     images[2]="images/Contact.gif"
     images[3]="images/note.gif"
	 images[4]="images/changeHome.gif"
	 images[5]="images/changeCustomer.gif"
	 images[6]="images/Contact_01.gif"
	 images[7]="images/Contact_02.gif"
	 images[8]="images/Contact_04.gif"
	 images[9]="images/Contact_06.gif"
	 images[10]="images/changeContact.gif"
	 images[11]="images/Contact_08.gif"
	 images[12]="images/Contact_10.gif"
	 images[13]="images/Contact_11.gif"
	 images[14]="images/Contact_12.gif"
	 images[15]="images/Contact_13.gif"
	 images[16]="images/Contact_14.gif"
	 images[17]="images/Contact_15.gif"
	 images[18]="images/Contact_16.gif"
	 images[19]="images/Contact_17.gif"
	 images[20]="images/Contact_18.gif"
	 images[21]="images/Customer.gif"
	 images[22]="images/Employee.gif"
	 images[23]="images/Home.gif"
	 images[24]="images/spacer.gif"
	 images[25]="images/changeEmployee.gif"
	 images[26]="images/logo2.gif"
	 images[27]="images/at.gif"
	 images[28]="images/heading.gif"
	 images[29]="images/contactpic.gif"
	 images[30]="images/saying.gif"
	 images[31]="images/mmmenu1_173x58_over.gif"
	 images[32]="images/mmmenu1_173x58_up"


     // start preloading
     for(i=0; i<=32; i++) 
     {
          imageObj.src=images[i];
	 }
	 if(i >= 31)
	 {
		 document.location.href='home.html';
	 }
}