<!-- ImageReady Preload Script (consulting-header.psd) -->


function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<array.length; i+=2) {
			document[array[i]].src = array[i+1];
		}
	}
}


function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function toggleImages() {
	for (var i=0; i<toggleImages.arguments.length; i+=2) {
		if (selected == toggleImages.arguments[i])      changeImagesArray(toggleImages.arguments[i+1]);
	}
}

// preloadImages() - used to load up the menu on doc load
var selected = '';
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		consulting_header_Home_sel = newImage("images/consulting-header_Home-sel.gif");
		consulting_header_Home_over = newImage("images/consulting-header_Home-over.gif");
		consulting_header_Resume_over = newImage("images/consulting-header_Resume-ov.gif");
		consulting_header_Resume_sel = newImage("images/consulting-header_Resume-se.gif");
		consulting_header_Clients_over = newImage("images/consulting-header_Clients-o.gif");
		consulting_header_Clients_sel = newImage("images/consulting-header_Clients-s.gif");
		preloadFlag = true;
	}
}
 
// setSelected() - 	this function is used to set menu to the selected page when 
//					the page is done loading.
//
// Params:			menuNum
//						0 - Home
//						1 - Resume
//						2 - Clients
//
function setSelected(menuNum)
{
	switch( menuNum )
	{
	case 0:
		// Home
		if (selected != 'consulting_header_Home')
		{
			selected = 'consulting_header_Home';
			changeImages('consulting_header_Home', 'images/consulting-header_Home-sel.gif', 'consulting_header_Resume', 'images/consulting-header_Resume.gif', 'consulting_header_Clients', 'images/consulting-header_Clients.gif');
		}
		break;
	case 1:
		// Resume
		if (selected != 'consulting_header_Resume')
		{
			selected = 'consulting_header_Resume'
			changeImages('consulting_header_Home', 'images/consulting-header_Home.gif', 'consulting_header_Resume', 'images/consulting-header_Resume-se.gif', 'consulting_header_Clients', 'images/consulting-header_Clients.gif'); 
		}
		break;
	case 2:
		// Clients
		if (selected != 'consulting_header_Clients')
		{
			selected='consulting_header_Clients'; 
			changeImages('consulting_header_Home', 'images/consulting-header_Home.gif', 'consulting_header_Resume', 'images/consulting-header_Resume.gif', 'consulting_header_Clients', 'images/consulting-header_Clients-s.gif');				
		}
		break;
	}
}

// doChange() - 	Handle the state change of the document.
//					When doc is ready then select the proper menu item 
//
function doChange(menuNum)
{
	if ("complete" == document.readyState)
			setSelected(menuNum);
}