h5搜索页面添加关键词记录

js/search_h5.js

		if(e.keyCode == 13) {
	 		e.preventDefault();  
			var searchval = document.getElementById("searchval").value;
			if(searchval.replace(/^\s*|\s*$/,"")) {
				wlog("kw", searchval);
			}
			keyt=searchval;
			if(tabitem==1){
				extFilter()