function trim(sString)
	{
	while (sString.substring(0,1) == ' ')
		{
		sString = sString.substring(1, sString.length);
		}

	while (sString.substring(sString.length-1, sString.length) == ' ')
		{
		sString = sString.substring(0,sString.length-1);
		}
	return sString;
	}

function valimsg(frm){

if(trim(frm.name.value)=="")
{
alert("Please Enter The Name");
frm.name.value.focus;
return false;
}
if(trim(frm.from.value)=="")
	{
	alert("Please Enter The Email Id");
	frm.from.value.focus;
	return false;
	}
	else
   {
      var email =frm.from.value;
	
	 if((email.indexOf("@")==-1) || (email.indexOf(".")==-1))
	 {
	   alert("Please fill valid  email ");
	   frm.from.value.focus;
       return false;
	 }
   }
if(trim(frm.sub.value)==""){
alert("Please Fill The Subject");
frm.sub.value.focus;
return false;
}
if(trim(frm.msg.value)==""){
alert("Please Fill The Message");
frm.msg.value.focus;
return false;
}
}