function go1(){
if (document.searchform.dest_to.options[document.searchform.dest_to.selectedIndex].value != "") {
location = "hot/" + document.searchform.city_from.options[document.searchform.city_from.selectedIndex].value + "_" + document.searchform.dest_to.options[document.searchform.dest_to.selectedIndex].value + ".html"
		}
	}