function searchcheck()
            {
            //alert("hi");
           //alert(document.frmsearch.videosearch.value);
            var act=document.frmsearch.videosearch.value;
            
             if(document.frmsearch.search.value=="")
             {
               alert ("Please enter a keyword for search.");
               return false;
             }
              
                   var keyname=document.frmsearch.search.value;
                   var fnamelen=keyname.length;
                   var addspace=0;
                      for(j=0;j<fnamelen;j++)
                        {
                        var s=keyname.substring(j,j+1);
                     
                        if(s==" ")
                        {
                        addspace=addspace+1;
                        }
                        }
                    if(addspace==fnamelen)
                    {
                        alert("Please enter a keyword for search");
                        document.getElementById("search").focus();
                        return false;
                    }
                
                 document.frmsearch.action="search.jsp?action="+act;
                 document.frmsearch.submit();
          
            
            }
function clk1()
{

document.getElementById('t59').style.display='none';
document.getElementById('t60').style.display='block';
document.frmsearch.search.focus();
}
function searchbox()
{

if(document.getElementById('search').value=="")
{
document.getElementById('t59').style.display='block';
document.getElementById('t60').style.display='none';
//document.frmsearch.search.focus();
}
}


function username()
{

if(document.getElementById('uname').value=="")
{
document.getElementById('t55').style.display='block';
document.getElementById('t56').style.display='none';
//document.frmsearch.uname.focus();
}
}
function passwd()
{

if(document.getElementById('pass').value=="")
{
document.getElementById('t57').style.display='block';
document.getElementById('t58').style.display='none';
//document.frmsearch.pass.focus();
}
}

function searchbox()
{

if(document.getElementById('search').value=="")
{
document.getElementById('t59').style.display='block';
document.getElementById('t60').style.display='none';
//document.frmsearch.search.focus();
}
}
        
function clk1()
{

document.getElementById('t59').style.display='none';
document.getElementById('t60').style.display='block';
document.frmsearch.search.focus();
}

function clk()
{

document.getElementById('t55').style.display='none';
document.getElementById('t56').style.display='block';
document.frmsearch.uname.focus();
}

function clk2()
{

document.getElementById('t57').style.display='none';

document.getElementById('t58').style.display='block';

document.frmsearch.pass.focus();
	
}


        function blankset()
        {
        document.frmsearch.uname.value="";
        document.frmsearch.pass.value="";
       
        
        }
        
            function searchcheck()
            {
            //alert("hi");
           //alert(document.frmsearch.videosearch.value);
            var act=document.frmsearch.videosearch.value;
            
             if(document.frmsearch.search.value=="")
             {
               alert ("Please enter a keyword for search.");
               return false;
             }
              
                   var keyname=document.frmsearch.search.value;
                   var fnamelen=keyname.length;
                   var addspace=0;
                      for(j=0;j<fnamelen;j++)
                        {
                        var s=keyname.substring(j,j+1);
                     
                        if(s==" ")
                        {
                        addspace=addspace+1;
                        }
                        }
                    if(addspace==fnamelen)
                    {
                        alert("Please enter a keyword for search");
                        document.getElementById("search").focus();
                        return false;
                    }
                
                 document.frmsearch.action="search.jsp?action="+act;
                 document.frmsearch.submit();
          
            
            }
            
           // function login()
           // {
           //  document.frmsearch.action="login_check.jsp";
            // document.frmsearch.submit();
            // }
            
            
            
      function login()
            {  
       
           var uname=document.frmsearch.uname.value;
           var len=uname.length;
           if(len==0)
                        {
                       alert("Please Enter Twitter Username");
                       //document.getElementById("uname").focus();
                       return false;
                        } 
                    var addspace=0; 
                    for(i=0;i<len;i++)
                        {
                        var s=uname.substring(i,i+1);
                      
                        if( s=="," || s=="%" || s=="\\" || s=="(" || s==")" || s=="~" || s=="/" || s=="{" || s=="}" || s=="[" || s=="]" || s==":" || s==";" || s=="'" || s=="?"|| s=="<" || s==">")
                        {
                        alert("Special Characters not allowed !");
                        document.getElementById("uname").focus();
                        return false;
                        }  
                        if(s==" ")
                        {
                        addspace=addspace+1;
                        }
                        }
                        
                        if(addspace==len)
                    {
                       alert("Special Characters not allowed !");
                       document.getElementById("uname").focus();
                       return false;
                    }
                    
                    
                    var pass=document.frmsearch.pass.value;
                    var len=pass.length;
                    if(len==0)
                        {
                         alert("Please Enter Password");
                         //document.getElementById("pass").focus();
                         return false;
                       }
                       var addspace=0;
                        for(i=0;i<len;i++)
                        {
                        var s=pass.substring(i,i+1);
                      
                        
                        if(s==" ")
                        {
                        addspace=addspace+1;
                        }
                        }
                         
                        
                        document.frmsearch.action="login_check.jsp";
                        document.frmsearch.submit();
}