function manageNameText(leaving_field){var d=document.getElementById('name');var dStr="Name";if(d&&d.value==dStr){d.value="";}else if(d.value==""){d.value=dStr;}}
function managePhoneText(leaving_field){var d=document.getElementById('phone');var dStr="Phone";if(d&&d.value==dStr){d.value="";}else if(d.value==""){d.value=dStr;}}
function manageEmailText(leaving_field){var d=document.getElementById('email');var dStr="Email";if(d&&d.value==dStr){d.value="";}else if(d.value==""){d.value=dStr;}}
function manageCommentsText(leaving_field){var d=document.getElementById('comments');var dStr="Comments";if(d&&d.value==dStr){d.value="";}else if(d.value==""){d.value=dStr;}}


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

function valform_enq()
{ //alert("jdsfjsdffjh");
var msg=" Please Enter following information\n";
if(trim(document.form_enq.name1.value)=="")
	{
	msg+=" - Please Enter Name\n";
	}
if(trim(document.form_enq.phone1.value)=="")
	{
	msg+=" - Please Enter Phone no.\n";
	}
if(isNaN(trim(document.form_enq.phone1.value)))
	{
	msg+=" - Enter Valid Phone no.\n";
	}
if(trim(document.form_enq.email1.value)=="")
	{
	msg+=" - Please Enter Email address \n";
	}
else if(isEMail(document.form_enq.email1.value)==false)
 	{
	 msg+=" - Please Enter Valid Email address \n";
	}
if(trim(document.form_enq.comments1.value)=="")
	{
	msg+=" - Please Enter Comments\n";
	}
	if(trim(document.form_enq.verify.value)=="")
	{
	msg+=" - Please Enter Result\n";
	}
if(msg!=" Please Enter following information\n")
{
	alert(msg);
	return false;
}
return true;
}


function isEMail(str) {
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		     return false
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   	   return false
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		       return false
		}
		 if (str.indexOf(at,(lat+1))!=-1){
		   	    return false
		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		       return false
		 }
		 if (str.indexOf(dot,(lat+2))==-1){
		        return false
		 }
		 if (str.indexOf(" ")!=-1){
		       return false
		 }
 		 return true					
	}