function Trim(str)
{

  return LTrim(RTrim(str));

}

function LTrim(str)
{

  for (var i=0; str.charAt(i)==" "; i++)
  {
    str =  str.substring(i,str.length-1);
  }
  return str;
}


function RTrim(str)
{

  for (var i=str.length-1; str.charAt(i)==" "; i--)
  {  
    str = str.substring(0,i);
  }
  return str;
}
function validemail()
{

    if(RTrim(document.frm.email.value)=="" || document.frm.email.value=="E-Mail Address:")
    {
        alert("Please enter the E-mail address");
        document.frm.email.focus();
        document.frm.email.value="";
       return false;
    }
	
	if (document.frm.email.value != "")
	{
	        re=/\w{1,}/;
	        emailExp= /^\w+(\-\w+)*(\.\w+(\-\w+)*)*@\w+(\-\w+)*(\.\w+(\-\w+)*)+$/ ; 
	        if(!(emailExp.test(document.frm.email.value)))
	        {
	        alert("Please Enter the Correct E-mail address");
	        document.frm.email.focus();
	        return false;
	        }
	}

    return true
}
function validlogin()
{

    if(RTrim(document.frmlogin.username.value)=="" || document.frmlogin.username.value=="User Name")
    {
        alert("Please Enter the User Name");
        document.frmlogin.username.focus();
        document.frmlogin.username.value="";
       return false;
    }
    if(RTrim(document.frmlogin.password.value)=="" || document.frmlogin.password.value=="Password")
    {
        alert("Please Enter the Password");
        document.frmlogin.password.focus();
        document.frmlogin.password.value="";
       return false;
    }	
	

    return true
}