//
function submit_check(){
   
   var check_1  =false
   var check_2  =false
   var check_3  =false
   var check_4  =false
   var num_2=0
   
   var question_1  = document.getElementsByName("q1");
   var question_21 = document.getElementsByName("q2-1");
   var question_22 = document.getElementsByName("q2-2");
   var question_23 = document.getElementsByName("q2-3");
   var question_24 = document.getElementsByName("q2-4");
   var question_3  = document.getElementsByName("q3");
   var question_41 = document.getElementsByName("q4-1");
   var question_42 = document.getElementsByName("q4-2");
   var question_43 = document.getElementsByName("q4-3");
   var question_44 = document.getElementsByName("q4-4");

   for(var i=0;i<question_1.length;i++){

     if(question_1[i].checked){
     //question_1=question_1[i].value;
	 check_1=true;
     break;
     }
   }
   for(var i=0;i<question_3.length;i++){

     if(question_1[i].checked){
     //question_3=question_1[i].value;
	 check_3=true;
     break;
     }
   }
   
   if(question_21[0].checked==true){num_2++;}
   if(question_22[0].checked==true){num_2++;}
   if(question_23[0].checked==true){num_2++;}
   if(question_24[0].checked==true){num_2++;}
  
   
   
   if(question_41[0].checked==true || question_42[0].checked==true  || question_43[0].checked==true  || question_44[0].checked==true   ){check_4=true;}
   
   if(check_1==false){alert("请选择调查问题1！");return false;}
   if(num_2==0){alert("请选择调查问题1！");return false;}else{
	    if(num_2!=2){alert("调查问题2，该项为双项选择！");return false;}
   }
   if(check_3==false){alert("请选择调查问题3！");return false;}
   if(check_4==false){alert("请选择调查问题4！");return false;}
   document.myForm.action="2008survey.asp?action=vote";
   document.myForm.method="post";
   document.myForm.submit()


	
}
var check= new   Array(true,true,true,true,true,true,true,true);


function uncheck(num){
	switch(num){
	case 1 :
	   radioName="q2-1";
	   break;
	case 2 :
	   radioName="q2-2";
	   break;
	case 3 :
	   radioName="q2-3";
	   break;
	case 4 :
	   radioName="q2-4";
	   break;
	case 5 :
	   radioName="q4-1";
	   break;
	case 6 :
	   radioName="q4-2";
	   break;
	case 7 :
	   radioName="q4-3";
	   break;
	case 8 :
	   radioName="q4-4";
	   break;
	}
	var radio = document.getElementsByName(radioName);
	if(check[num-1]==true){check[num-1]=false}else{check[num-1]=true}

	 if(radio[0].checked && check[num-1]==true){radio[0].checked=false;}

	
	
}

function geturl(url,target){
	
if(target=="_parent"){parent.location.href=url;}
if(target=="_self"){document.location.href=url;}
if(target=="_blank"){window.open(url,"","");}
}