function validform()
{

	var str = document.contact.txtname.value;
	str = str.replace(/^\s+/,""); //left trim
	str = str.replace(/\s+$/,""); //right trim

	if(str == '')
	{
		alert('Please enter Name');
		document.contact.txtname.focus();
		return false;
	}

	if(document.contact.txtname.value != '')
	{

			var str = document.contact.txtname.value;
			str = str.replace(/^\s+/,""); //left trim
		    str = str.replace(/\s+$/,""); //right trim

			//strlength=document.contact.txtname.value.length;
			//alert('Please enter the name ' + objRegExp.test(document.contact.txtname.value));

			if(str.length > 50)
			{
				alert('Name should not be more than 50 characters');
				document.contact.txtname.focus();
				return false;
		    }

			//var objRegExp  = /^[a-zA-Z\s]+$/;

			/*if(!objRegExp.test(str))
			{
				alert('Please enter valid name');
				document.contact.txtname.focus();
				return false;
			}*/


			/*
			for(i=0; i<strlength; i++)
			{
				if((document.contact.txtname.value[i] >= 'a' && document.contact.txtname.value[i] <= 'z') || (document.contact.txtname.value[i] >= 'A' && document.contact.txtname.value[i] <= 'Z'))
				{
					continue;
				}
				else
				{
					alert('Please enter valid name');
					document.contact.txtname.focus();
					return false;
				}
			}
			*/

	}

	if(document.contact.textemail.value == '')
	{
			alert('Please enter Email');
			document.contact.textemail.focus();
			return false;
	}

	if(document.contact.textemail.value != '')
	{
				var objRegExp  = /(^[a-z]([a-z_\.]*)@([a-z_\.\-]*)([.][a-z]{3})$)|(^[a-z]([a-z_\.]*)@([a-z_\.\-]*)(\.[a-z]{2})(\.[a-z]{2})*$)/i;

				//check for valid email
				if(!objRegExp.test(document.contact.textemail.value))
				{
					alert('Please enter the valid Email');
					document.contact.textemail.focus();
					return false;
				}
	}

	var str = document.contact.textphone.value;
	str = str.replace(/^\s+/,""); //left trim
	str = str.replace(/\s+$/,""); //right trim

	if(str == '')
	{
		alert('Please enter Phone');
		document.contact.textphone.focus();
		return false;
	}

	if(document.contact.textphone.value != '')
	{

		  var str = document.contact.textphone.value;
		  str = str.replace(/^\s+/,""); //left trim
		  str = str.replace(/\s+$/,""); //right trim

		  if(str.length > 25)
		  {
				alert('Phone should not be more than 25 characters');
				document.contact.textphone.focus();
				return false;
		  }

		  //check for valid us phone with or without space between
		  //area code

		  //var objRegExp  = /^\([1-9]\d{2}\)\s?\d{3}\-\d{4}$/;

  		  //if(!objRegExp.test(document.contact.textphone.value))
  		  //{
			//alert('Please enter the valid phone number');
			//document.contact.textphone.focus();
			//return false;
		  //}
	}

	var str = document.contact.textcompany.value;
	str = str.replace(/^\s+/,""); //left trim
	str = str.replace(/\s+$/,""); //right trim

	if(str == '')
	{
		alert('Please enter Company Name');
		document.contact.textcompany.focus();
		return false;
	}

	if(document.contact.textcompany.value != '')
	{

			var str = document.contact.textcompany.value;
			str = str.replace(/^\s+/,""); //left trim
			str = str.replace(/\s+$/,""); //right trim

			if(str.length > 50)
			{
				alert('Company Name should not be more than 50 characters');
				document.contact.textcompany.focus();
				return false;
			}

	}

	return true;
}

function gup(name)
{
  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
}

var success_param = gup('success');
//alert(success_param);


if(success_param == '1')
{
	document.getElementById('id1').style.display='none';
	document.getElementById('id2').style.display='block';
	document.getElementById('id4').style.display='block';
}
if(success_param == '0')
{
	document.getElementById('id1').style.display='none';
	document.getElementById('id3').style.display='block';
}