function echeck(str) {
		var at="@";
		var dot=".";
		var lat=str.indexOf(at);
		var lstr=str.length;
		var ldot=str.indexOf(dot);
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID");
		   return false;
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID");
		   return false;
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID");
		    return false;
		}
		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID");
		    return false;
		 }
		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID");
		    return false;
		 }
}
  function akramvalidate()
    {
	 // alert("function called");
	   if(document.email.name.value=="")
	     {
		    alert("Please enter name");
			document.email.name.focus();
		   return false;
		 }
		 if(document.email.company.value=="")
	     {
		    alert("Please enter company name");
			document.email.company.focus();
		   return false;
		 }
		var f = document.email.email;
	if ( ( f.value == null ) || ( f.value == "" ) )	{
	    alert("Please Enter Email address!");
		f.focus();
		return false;
	}
	if ( echeck(f.value) == false )
	{
	    f.value = "";
		f.focus();
		return false;
	}
	  if(document.email.phone.value=="")
	     {
		    alert("Please enter phone number");
			document.email.phone.focus();
		    return false;
		 }
		 if(document.email.message.value=="")
	     {
		    alert("Please enter Messege");
			document.email.message.focus();
		   return false;
		 }
	
	  return true;
	}