function change_search_type(type,key,uid){
	Server_name='http://www.stop-scammers.com/';
	switch(type){
		case 'Letters':
			document.getElementById('Letters').className ='current';
			document.getElementById('DB').className ='';            
			var photo = document.getElementById('Photos');
            if (photo != null) 
			{
				photo.className ='';
			}
			
			var searhfield = document.getElementById('some_search_file');
			if (searhfield != null)
			{
				searhfield.className = 'search_file_invisible';
			}
			
		 	document.getElementById('Fakedoc').className ='';
			document.getElementById('IP').className ='';
			document.getElementById('text_lb_search').innerHTML = 'Search database by phrase from a letter. Example: this moment is certainly important for love';
			document.getElementById('search_field1').name='key';
			document.getElementById('search_field').className='search_field';
			document.getElementById('sType').value='Letters';
			//document.getElementById('gosearch').value='Letters';
			document.search1.action=Server_name+'letter_search_res.asp';
			document.search1.method='get';	
			
	            break;
                         case 'Photos':
                                      var photo = document.getElementById('Photos');
            if (photo != null) 
			{
				photo.className ='current';
			}
			document.getElementById('DB').className ='';
                                      document.getElementById('Letters').className ='';
			document.getElementById('Fakedoc').className ='';
			document.getElementById('IP').className ='';
			document.getElementById('text_lb_search').innerHTML = 'Search photos database - upload photo from your computer';
			document.getElementById('search_field1').name='Url';
			document.getElementById('search_field').className='search_field_photo';
			document.getElementById('sType').value='Photos';						
			//document.getElementById('gosearch').value='Photos';
			document.search.action=Server_name+'Photo_input.aspx';
			document.search.method='post';
			
			var searhfield = document.getElementById('some_search_file');
			if (searhfield != null)
			{
				searhfield.className = 'search_file_visible';
			}
		
		break;
                         case 'Fakedoc':
			document.getElementById('DB').className ='';
			var photo = document.getElementById('Photos');
            if (photo != null) 
			{
				photo.className ='';
			}
			document.getElementById('Letters').className ='';
			document.getElementById('Fakedoc').className ='current';
			document.getElementById('IP').className ='';
			document.getElementById('text_lb_search').innerHTML = 'Search database by fake document number. Example: 4729526';
			document.getElementById('search_field1').name='fakedoc';
			document.getElementById('sType').value='Fakedoc';
			//document.getElementById('gosearch').value='Fake doc';
			document.search1.action=Server_name+'search_by_doc_res.asp';
			document.search1.method='Get';
			document.getElementById('search_field').className='search_field';
			var searhfield = document.getElementById('some_search_file');
			if (searhfield != null)
			{
				searhfield.className = 'search_file_invisible';
			}			
			
		break;
		case 'IP':
			document.getElementById('DB').className ='';
            var photo = document.getElementById('Photos');
            if (photo != null) 
			{
				photo.className ='';
			}
			document.getElementById('Letters').className ='';
			document.getElementById('Fakedoc').className ='';
			document.getElementById('IP').className ='current';
			document.getElementById('text_lb_search').innerHTML = 'Check IP address. Example: 74.125.232.50';
			document.getElementById('search_field').value = document.getElementById('IPADD').value;
			document.getElementById('search_field1').name='ipaddress';
			if(uid){
			document.getElementById('sType').value='IP_'+uid;
			}else{
			document.getElementById('sType').value='IP';
			}
			//document.getElementById('gosearch').value='Check';
			document.search1.action=Server_name+'ipcheck/';
			document.search1.method='get';
			var searhfield = document.getElementById('some_search_file');
			if (searhfield != null)
			{
				searhfield.className = 'search_file_invisible';
			}
			document.getElementById('search_field').className='search_field';
			
		break;
		default:
			document.getElementById('DB').className ='current';
            var photo = document.getElementById('Photos');
            if (photo != null) 
			{
				photo.className ='';
			}
			document.getElementById('Letters').className ='';
			document.getElementById('Fakedoc').className ='';
			document.getElementById('IP').className ='';
			document.getElementById('text_lb_search').innerHTML = 'Search database by first and last names, country, city, address, phone, e-mail. Example: Mary Williams Nigeria';
			document.getElementById('search_field1').name='key1';
			document.getElementById('sType').value='Database';
			//document.getElementById('gosearch').value='Database';
			document.search1.method='Get';
			document.search1.action=Server_name + 'search.asp';
			var searhfield = document.getElementById('some_search_file');
			if (searhfield != null)
			{
				searhfield.className = 'search_file_invisible';
			}
			document.getElementById('search_field').className='search_field';
			
		break;
	}
	if(key){
			document.getElementById('search_field').value=key;
	}
	
}

function checkfiletype()
{
   var fileName = document.getElementById('some_search_file').value;
   if (fileName=="")
        {
            alert("Please select the file you want to input");
            document.getElementById('some_search_file').focus();
            return false;
        }        var extArray = new Array(".jpg",".jpeg",".png",".bmp", ".gif");
       while (fileName.indexOf("\\") != -1)
         fileName = fileName.slice(fileName.indexOf("\\") + 1);
       var ext = fileName.slice(fileName.indexOf(".")).toLowerCase();
       for (var i = 0; i < extArray.length; i++) 
       {
         if (extArray[i] == ext) 
         { 
           return true;
         }
       }  
       alert("You can only upload these types of files:  "  + extArray.join("  "));
       document.getElementById('some_search_file').focus();
       return false;  
}
	
	function checksearch()
	{
		//if (checkfiletype('search_field') == false)
		//	document.getElementById('search_field').value = '';
		//if (checkfiletype() == false)
		//	document.getElementById('some_search_file').value = '';
			
		document.getElementById('search_field1').value=document.getElementById('search_field').value;
		//document.getElementById('some_search_file1').value=document.getElementById('some_search_file').value;
		if (document.getElementById('sType').value !='Photos')
		{	
			if(document.getElementById('search_field1').value=='')
			{
				alert('Keyword is missing!');
				return false;
			}
			else
			{
				document.search1.submit();
			}
		}
		else 
		{
			if (checkfiletype()==false)
			{
				//alert('Please input a correct image file');
				return false;
			}
			else
			{
				document.search.submit();
			}
		}
	}
   
      function timeout(){
      setTimeout("alertUser()",30*60*1000);
      }
       
      function alertUser(){
      var answer=confirm("Your session will expire in 3 minutes. Do you want to extend your session?");
      if (answer==true){
			window.location.reload();

          //window.frames['ext'].document.forms['extSessionForm'].submit();
          //timeout();
          }
      }