clickGallery = function(menu_id) {
	var menu = document.getElementById(menu_id);
	var getEls = menu.getElementsByTagName("P");
	var getAgn = getEls;

	for (var i=0; i<getEls.length; i++) {
		if(getEls[i].parentNode.parentNode==menu){
			getEls[i].onclick=function() {
				for (var x=0; x<getAgn.length; x++) {
					if(getAgn[x].parentNode.parentNode==menu){
						getAgn[x].parentNode.className=getAgn[x].parentNode.className.replace("galleryon", "");
					}
				}
				this.parentNode.className+=" galleryon";
				if ((this.parentNode.className.indexOf('sub'))!=-1) {
					if ((this.parentNode.className.indexOf('page'))!=-1) {
						this.parentNode.className=this.parentNode.className.replace("page", "");
					}
					else {
						this.parentNode.className+=" page";
					}
				}
			}
		}
	}
}