// Sterling Systems JavaScript Document


// gets the name of the moused over image
function hp_getImageName(imgObj)
{
	var dir = new Array();
	dir = imgObj.src.split('/');
	
	imgNameWithSuffix = dir[dir.length-1];
	imgNameNoSuffix = imgNameWithSuffix.split('.');
	
	return imgNameNoSuffix[0];	
	
}

function changeNavState(imgObj)
{
	var skipMouseOver = currentPage(imgObj.src);
	
	if(skipMouseOver == false)
	{
		var imgName = hp_getImageName(imgObj);
		imgObj.src = "/images/"+imgName+"_on.gif";	
		
		imgObj.onmouseout = backState;
	}
	
	function backState()
	{
		imgObj.src = "/images/"+imgName+".gif";
	}
}

function currentPage(imgSrc)
{
	var dir = new Array();
	dir = imgSrc.split('/');
	
	suffix = dir[dir.length-1].split('_');
	if (suffix[suffix.length-1] == 'on.gif')
		return true;
	else return false;
}