function validate()
	{
		if(document.form1.your_name.value=="" || document.form1.your_name.value=="Your Name")
		  {
			  alert("Please enter your name.");
			  document.form1.your_name.focus();
			  return false;
		  }
		 
		 var iChars = "!@#$%^&*()+=-[]\\\';,./{}|1234567890\":<>?";
		for(var i = 0; i < document.form1.your_name.value.length; i++) 
		{
		if (iChars.indexOf(document.form1.your_name.value.charAt(i)) != -1) 
		{
		alert ("Use only Alphabetic charecters for name.");
		document.form1.your_name.value='';
		return false;
		}
		}
			if(document.form1.your_email.value=="" || document.form1.your_email.value=="Your Email")
		  {
			  alert("Please enter your email address.");
			  document.form1.your_email.focus();
			  return false;
		  }
		  //EMAIL VALIDAITON
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		var email = document.form1.your_email.value;
		if(reg.test(email) == false) 
		{
		alert('Please enter valid email address.');
		document.form1.your_email.focus();
		return false;
		}
		
			if(document.form1.your_message.value=="" || document.form1.your_message.value=="Your Message")
		  {
			  alert("Please enter your feedback.");
			  document.form1.your_message.focus();
			  return false;
		  }
		  	
			if(document.form1.your_message.value.length<10)
		  {
			  alert("Your feedback should be atlest 10 charecters.");
			  document.form1.your_message.focus();
			  return false;
		  }
		
	}