/* SinaElect iAsk JavaScript by WangShuo(2006-09-08) */
/* 修改记录： */


function checkForm(){
	if (ask_form.title.value == ''){
		alert("问题标题不能为空, 请重新输入！");
		ask_form.title.focus();
		return false;
    }
	if (ask_form.title.value.length<=4){
		alert("问题标题不详细，请重新输入!");
		return false;
	}        
    if (ask_form.title.value.length > 200){
		alert("问题标题内容100汉字以内, 请重新输入！");
		ask_form.title.focus();
		return false;
    }
	return true;
}

/*=======================*/

function search_submit(){
	var ProNo = document.search_form.mynum.value;
	if(ProNo == 1){	
		document.search_form.action="http://iask.tech.sina.com.cn/search_engine/search_knowledge_engine.php?&key=&classid=13";
		document.search_form.submit();			
	} 
	else if(ProNo == 2) {	
		document.search_form.action="http://iask.tech.sina.com.cn/search_engine/search_question_engine.php?key=&classid=13";
		document.search_form.submit();			
	} 
	return false;
}

function search_class_submit(){
	var ProNo = document.search_form.mynum.value;
	if(document.search_form.classid.value>0){
		if(!document.search_check.search_class.checked){
			document.search_form.classid.value=0;
		}
	}
	if(ProNo == 1){	
		document.search_form.action="http://iask.tech.sina.com.cn/search_engine/search_knowledge_engine.php?&key=&classid=13";
		document.search_form.submit();			
	} 
	else if(ProNo == 2) {	
		document.search_form.action="http://iask.tech.sina.com.cn/search_engine/search_question_engine.php?key=&classid=13";
		document.search_form.submit();			
	} 
	return false;
}

/*=======================*/

function setClassTab(tab,sta,tabid,url){
	document.getElementById(tabid).blur();
	document.getElementById('tab1').className="iAskRtTabOff"
	document.getElementById('tab2').className="iAskRtTabOff"
	document.getElementById('tab3').className="iAskRtTabOff"
	document.getElementById('tab4').className="iAskRtTabOff"
	document.getElementById('tab5').className="iAskRtTabOff"
	document.getElementById('tab'+tab).className="iAskRtTabOn"
	iAskRtiframe.location="http://iask.tech.sina.com.cn/iframe/browse_question_state_iframe.php?status="+sta+"&"+url;
}

/*======================*/