function fdt(DTXT){
   
   var year=0;
   var month=0;   
   var day=0;
   
   var hour=0;
   var mins=0;
   
   var F_DT=""; 
   var M_DT=""; 
   var L_DT=""; 
   
   var showtime;
   
   F_DT=DTXT.split(" ");
   M_DT=F_DT[0].split("-");
   L_DT=F_DT[1].split(":");
   
   year=M_DT[0];
   month=M_DT[1];
   day=M_DT[2];
   
   hour=L_DT[0]; 
   mins=L_DT[1]; 
   
   if(hour<10)
   {hour="0"+hour}
   if(mins.length<2)
   {mins="0"+mins}
   
   showtime=hour+":"+mins
   return showtime;
} 

function formath(timestr){
	var tempt2;
	var temph2;
	var F_DT2;
	
	var L_DT2;
	
	F_DT2=timestr.split(" ");
    L_DT2=F_DT2[1].split(":");
	tempt2=L_DT2[0]; 
	if(tempt2<6)
	{temph2="1"};
	if(tempt2>=6 && tempt2<18)
	{temph2="2"};
	if(tempt2>=18)
	{temph2="3"};
	return temph2;
}
function fontcol(color){
	var tempstr;
	if(color==1)
	{tempstr="#8f8f8f"};
	if(color==2)
	{tempstr="#cc9966"};
	if(color==3)
	{tempstr="#669966"};
	return tempstr;
}
function showT()
{
		var a = document.getElementsByName("radiob1");
		for(i=0;i<a.length;i++)
		{
		if(a[i].checked)
		{
			if (a[i].value==2) 
			{ 		try {
					
							for(k=0;k<PMT2.length;k++)
							{
								PMT2.item(k).style.display = "none";
							}
							
							for(k=0;k<PMT1.length;k++)
							{
								PMT1.item(k).style.display = "none";
								
							}

							PMT1.style.display = "none";
							PMT2.style.display = "none";
					　　 } catch(err) {
					　　　　 //alert("Cannot evaluate")
					　　 }

			}
			else 
			{
				try {
					　　　	for(k=0;k<PMT2.length;k++)
						{
							PMT2.item(k).style.display = "";
						}　 
						for(k=0;k<PMT1.length;k++)
						{
							PMT1.item(k).style.display = "";
						}
					
							PMT1.style.display = "";
							PMT2.style.display = "";
					} catch(err) {
					　　　　// alert("evaluate")
					}
			}
		
		}
		}
}
function search_result()
{
   var frm = document.search_result_form;
   var search_url="";
   var search_types="";
   for (i=0;i<frm.all("KeyType").length;i++)
   {
      if (frm.KeyType.item(i).checked)
	  {
	     search_types=frm.KeyType.item(i).value;
		 break;
	  }
   }
   switch (search_types)
   {
          case "0" :
	      search_url="http://search.tvsou.com/q2.aspx?KeyWords="+frm.KeyWords.value;
		  break;
	   case "1" :
	      search_url="http://www.tvsou.com/DSR.asp?KeyWords="+frm.KeyWords.value;
   }
   //alert(search_url);
   window.open (search_url);
   return false;
  
}
function search_result2()
{
   var frm = document.search_result_form2;
   var search_url="";
   var search_types="";
   for (i=0;i<frm.all("KeyType").length;i++)
   {
      if (frm.KeyType.item(i).checked)
	  {
	     search_types=frm.KeyType.item(i).value;
		 break;
	  }
   }
   switch (search_types)
   {
       case "0" :
	      search_url="http://search.tvsou.com/q2.aspx?KeyWords="+frm.KeyWords.value;
		  break;
	   case "1" :
	      search_url="http://www.tvsou.com/DSR.asp?KeyWords="+frm.KeyWords.value;
   }
   //alert(search_url);
   window.open (search_url);
  return false;
}

function isNly()
{
   if(LyForm.isN.checked)
   {
	  UserLogin.style.display = "none";
   }else{
	  UserLogin.style.display = "";
   }
}
function LySubmitform()
{
    if(!LyForm.isN.checked)
	{
	   if (LyForm.isLogin.value=="1")
	   {
	   
	   }else{	   
	     if (LyForm.UserName.value=="" || LyForm.PassWord.value=="")
	     {
	       alert("请输入用户名密码或者选择匿名发言");
		   LyForm.UserName.focus();
		   return false;
	     }
	   }
	}
	if(LyForm.Title.value=="")
	{
	       alert("请输入标题");
		   LyForm.Title.focus();
		   return false;
	}	
	if (LyForm.Title.value.length>100)
	{
	       alert("标题字数请在100字以内");
		   LyForm.Title.focus();
		   return false;	
	}
	if(LyForm.Ly.value=="")
	{
	       alert("请输入内容");
		   LyForm.Ly.focus();
		   return false;
	}
	return true;
} 

function   changeImg(mypic){   
  var   xw=500;   
  var   xl=400;   
    
  var   width   =   mypic.width;   
  var   height   =   mypic.height;   
  //var   bili   =   xw/width; 
  var   bili   =   width/height;   

   
   /**
   if(width   >   xw )
   {
      mypic.width=xw;   
      //mypic.height=mypic.height*bili; 	
	  mypic.height=Math.round(mypic.height*bili);
   }
   **/
  if(width   >   xw   ||   height   >   xl)   
  {   
  if(width/height>xw/xl)   
  {   
  mypic.width=xw;   
  mypic.height=xw/bili;   
  }   
  if(width/height<xw/xl)   
  {   
  mypic.width=xl*bili;   
  mypic.height=xl;   
  }   
  }   
 
}