function preload(imgObj,imgSrc){
	if (document.images){
		eval(imgObj+' = new Image()')
		eval(imgObj+'.src = "'+imgSrc+'"')
	}
}

function init(){
	preload('aboutus_off', 'images/aboutus_off.gif');
	preload('aboutus_on', 'images/aboutus_on.gif');
	preload('products_off', 'images/products_off.gif');
	preload('products_on', 'images/products_on.gif');
	preload('solutions_off', 'images/solutions_off.gif');
	preload('solutions_on', 'images/solutions_on.gif');
	preload('news_off', 'images/news_off.gif');
	preload('news_on', 'images/news_on.gif');
	preload('technology_off', 'images/technology_off.gif');
	preload('technology_on', 'images/technology_on.gif');
	preload('contact_off', 'images/contact_off.gif');
	preload('contact_on', 'images/contact_on.gif');
	preload('developers_off', 'images/developers_off.gif');
	preload('developers_on', 'images/developers_on.gif');
	preload('members_off', 'images/members_off.gif');
	preload('members_on', 'images/members_on.gif');
	preload('investors_off', 'images/investors_off.gif');
	preload('investors_on', 'images/investors_on.gif');
}

function Mover(pic){
	document.images[pic].src = eval(pic + "_on.src")
}

function Mout(pic){
	document.images[pic].src = eval(pic + "_off.src")
}