/* ====================================================================== */
/* ======       <a href="#" onmouseover="mOver(this);"></a>          ================== */
/* ====================================================================== */

function mOver(aObj){
	imgObj = aObj.getElementsByTagName('img');
	
	imgObj[0].src = imgObj[0].src.replace("_normal.","_over.");
	
	aObj.onmouseout = function()
	{
		imgObj[0].src = imgObj[0].src.replace("_over.","_normal.");
	}
}


/* ==================================================== */
/* ShowHide Layer											*/

var currentsubNav=null;
var previousMainNav=null;

function showSubNav(navId,subNavId,itemId) {
	
	var subNavObj;
	var navObj;
	
	subNavObj = document.getElementById(subNavId);
	navObj = document.getElementById(navId);

	if(previousMainNav){
		previousMainNav.className='';
	}	
	
	if(currentsubNav) {
		currentsubNav.style.display="none";
	}
		
	subNavObj.style.display="block";
	navObj.className='active';
	
	if (document.getElementById(itemId)) {
		document.getElementById(itemId).className='active';
	}
	
	currentsubNav=subNavObj;
	previousMainNav = navObj;

}