function chgSubCategory(subCategory){
			var form = document.getElementById('searchForm');
			form.action = urlRoot+"/downloads/video.do";
			if(subCategory!=""){
				form.subCategory.value = subCategory;
				form.genre.value = "";
			}
			form.submit();
		}
		function search(genre){
			var form = document.getElementById('searchForm');
			form.action = urlRoot+"/downloads/video.do";
			if(genre!=""){
				form.genre.value = genre;
			}
			form.submit();
		}
		function doSorting(value){
			var form = document.getElementById('searchForm');
			form.sorting.value = value;
			form.submit();
		}
		function startInit(){
			new Selectbox('s1');
		}