function so(theform){
if (theform.keyword.value==""){
	alert('请输入关键字进行搜索！');
	theform.keyword.focus();
	return false;
	
}
switch (theform.classtype.value){
	case "1":theform.action="/sucaishow/search.asp";break;
	case "2":theform.action="/texiaoshow/search.asp";break;
	case "3":theform.action="/jcshow/search.asp";break;
	case "4":theform.action="/fwshow/search.asp";break;
	case "5":theform.action="/zhuantishow/search.asp";break;
	case "6":theform.action="/qq/search.asp";break;
	case "7":theform.action="/vec/search.asp";break;
	case "8":theform.action="/Audio/search.asp";break;
	case "9":theform.action="/lunwen/search.asp";break;
	case "10":theform.action="/Art/search.asp";break;
}
theform.submit;
}
document.write('<form name=form1 method=get action="" onSubmit="javascript:return so(this)"><div style="padding-left:5px;padding-bottom:5px;"><img src=/images/so.gif width=37 height=37 align=absmiddle><select name=classtype>');
document.write('<option value=1>图片素材</option>');
document.write('<option value=2>网页特效</option>');
document.write('<option value=3>网页教程</option>');
document.write('<option value=4>常用范文</option>');
document.write('<option value=5>专题素材</option>');
document.write('<option value=6>聊天素材</option>');
document.write('<option value=7>矢量素材</option>');
document.write('<option value=8>声音素材</option>');
document.write('<option value=9>论文文档</option>');
document.write('<option value=10>技术文档</option>');
document.write('</select><br>');
document.write('<input name=keyword type=text size=15 class=input><input name=imageField type=image src=/images/ListFind2.gif width=39 height=20 border=0 align=absmiddle></div></form>');