function clickclear(thisfield, defaulttext) {
if (thisfield.value == defaulttext) {
thisfield.value ="";
}
}
function clickrecall(thisfield, defaulttext) {
if (thisfield.value == "") {
thisfield.value = defaulttext;
}
}

function isValidEmail(str) {

   return (str.indexOf("@") > 0);

}
function IsNumeric(sText)

{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }
function alltrim(str) 
{
                return str.replace(/^\s+|\s+$/g, '');
 }



function validContactForm()
{
	if(alltrim(document.form1.name.value) == "Name" )
	{
		alert("Please enter your name.");
		document.form1.name.focus();
		return false;
	}
if(alltrim(document.form1.name.value) == "" )
	{
		alert("Please enter your name.");
		document.form1.name.focus();
		return false;
	}
	var strValue = document.form1.email.value;
	var strFilter = /^([0-9a-z]([-.\w]*[0-9a-z])*@(([0-9a-z])+([-\w]*[0-9a-z])*\.)+[a-z]{2,6})$/i;
	if (!strFilter.test(strValue))
	{
  	 alert("Please enter a valid email address.");
	 document.form1.email.focus();
   	return false;
	}
	
	if(alltrim(document.form1.phone.value) == "Phone" )
	{
		alert("Please enter your phone no.");
		document.form1.phone.focus();
		return false;
	}
	if(alltrim(document.form1.phone.value) == "" )
	{
		alert("Please enter your phone no.");
		document.form1.phone.focus();
		return false;
	}
	
if (!IsNumeric(document.form1.phone.value))
{

alert ("Please enter your phone no. in numeric.");
document.form1.phone.focus();
return false;
}
//alert(document.form1.textfield2.value.length);	 
if ((document.form1.phone.value.length != 10 )) {
alert ("Phone no. should be equal to 10 characters.");
document.form1.phone.focus();
return false;
}		

if(alltrim(document.form1.description.value) == "Description" )
	{
		alert("Please enter your description.");
		document.form1.description.focus();
		return false;
	}
if(alltrim(document.form1.description.value) == "" )
	{
		alert("Please enter your description.");
		document.form1.description.focus();
		return false;
	}

	if(alltrim(document.form1.service.value) == "-1" )
	{
		alert("Please select a service type.");
		document.form1.service.focus();
		return false;
	}


	
}