onload = function() {
	var e, i = 0;
	while (e = document.getElementById('gallery').getElementsByTagName ('DIV') [i++]) {
		if (e.className == 'tab-on' || e.className == 'tab-off') {
		e.onclick = function () {
			var getEls = document.getElementsByTagName('DIV');
			for (var z=0; z<getEls.length; z++) {
				getEls[z].className=getEls[z].className.replace('show', 'hide');
				getEls[z].className=getEls[z].className.replace('tab-on', 'tab-off');
			}
			this.className = 'tab-on';
			var max = this.getAttribute('name');
			if(max == "tab-service2") 
			{
				$('#id_camera').attr('src','public/client/images/i-camera-active.gif');
			}
			else
			{
				$('#id_camera').attr('src','public/client/images/i-camera.gif');
			}
			document.getElementById(max).className = "show";
			}
		}
	}
}