$(document).ready(function () {
							
	$('#services_1').hover(function(){$("#services_hover").css("background-image","url(images/gr_services_1.jpg)");})
	$('#services_2').hover(function(){$("#services_hover").css("background-image","url(images/gr_services_2.jpg)");})
	$('#services_3').hover(function(){$("#services_hover").css("background-image","url(images/gr_services_3.jpg)");})

});