function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		m_1_over = newImage("img/menue/1_over.gif");
		m_2_over = newImage("img/menue/2_over.gif");
		m_3_over = newImage("img/menue/3_over.gif");
		m_4_over = newImage("img/menue/4_over.gif");

		m_2_1_over = newImage("img/menue/sub_2_fakt_over.gif");		
		m_2_2_over = newImage("img/menue/sub_2_healt_over.gif");	
		m_2_3_over = newImage("img/menue/sub_2_jobs_over.gif");	
		m_2_4_over = newImage("img/menue/sub_2_leis_over.gif");	
		m_2_5_over = newImage("img/menue/sub_2_phil_over.gif");	
		m_2_6_over = newImage("img/menue/sub_2_team_over.gif");	
			
		preloadFlag = true;
	}
}