function validEmail()
	{

	if (document.frmemail.txtfrom.value=="" || document.frmemail.txtfrom.value=="Your email address here")
		{
		alert("Please enter your Email ID");
		document.frmemail.txtfrom.focus();
		return false;
		}
	if (document.frmemail.txtfrom.value.length <= 5)
		{
		alert("Email Id should be minimum 6 characters");
		document.frmemail.txtfrom.focus();
		return false;	
		}
	if (document.frmemail.txtfrom.value.indexOf("@")==-1)
		{
		alert("Please enter valid Email Id");
		document.frmemail.txtfrom.focus();		
		return false;
		}
	if(document.frmemail.txtsubject.value=="")
		{
		alert("Please enter Subject");
		document.frmemail.txtsubject.focus();
		return false;
		}
	if(document.frmemail.txamsg.value=="")
		{
		alert("Please enter Message");
		document.frmemail.txamsg.focus();
		return false;
		}

	return true;
	}

function setBlank(obj)
	{
	if(obj.value=="Your email address here")
		obj.value = "";
	}