function ChkFldsEnq()
{
	if(document.enq.name.value == "")
	{
		alert('Please enter the Name');
		document.enq.name.focus();
		return false;
	}
	if(document.enq.email.value != "")
	{
		if(!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.enq.email.value)))
		{
			alert('Invalid E-mail Address! Please re-enter');
			document.enq.email.focus();
			return false;
		}
	}
	if(document.enq.mob.value == "")
	{
		alert('Please enter your Phone/ Mobile No.');
		document.enq.mob.focus();
		return false;
	}
	if(document.enq.que.value == "")
	{
		alert('Please enter the Query');
		document.enq.que.focus();
		return false;
	}
	if(document.enq.captcha.value == "")
	{
		alert("Please enter the Captcha code");
		document.enq.captcha.focus();
		return false;
	}
}

function refreshCaptcha()
{
	var img = document.images['captchaimg'];
	img.src = img.src.substring(0,img.src.lastIndexOf("?"))+"?rand="+Math.random()*1000;
}