function checkEmail(myForm)
	{
		if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(myForm.email.value))
		{
			return (true);
		}
		alert("Please enter your valid email address");
		return (false);
	}

	function trim(inputString) 
	{
		if (typeof inputString != "string") { return inputString; }
		var retValue = inputString;
		var ch = retValue.substring(0, 1);
		while (ch == " ") 
		{ 
			retValue = retValue.substring(1, retValue.length);
			ch = retValue.substring(0, 1);
		}
		ch = retValue.substring(retValue.length-1, retValue.length);
		while (ch == " ") 
		{
			retValue = retValue.substring(0, retValue.length-1);
			ch = retValue.substring(retValue.length-1, retValue.length);
		}
		while (retValue.indexOf("  ") != -1) 
		{ 
			retValue = retValue.substring(0, retValue.indexOf("  ")) + retValue.substring(retValue.indexOf("  ")+1, retValue.length); 
		}
		return retValue; 
	} 

	function checkTutorReg(mf)
	{
		if(mf.name.value=="")
		{
			alert("Please enter name");
			mf.name.focus();
			return false;
		}
		if(trim(mf.email.value)=="")
		{ 
			alert("Please enter your e-mail address");
			mf.email.focus();
			return false;
		}
		if(checkEmail(mf)==false)
		{
			mf.email.focus();
			return false; 
		}
		if(mf.address.value=="")
		{
			alert("Please enter your correspondence address");
			mf.address.focus();
			return false;
		}
		if(mf.city.value=="")
		{
			alert("Please enter city");
			mf.city.focus();
			return false;
		}
		if(mf.phone.value=="")
		{
			alert("Please enter your telephone number");
			mf.phone.focus();
			return false;
		}
		var valid= "+-()1234567890 ";
		if (mf.phone.value !="")
		{
			var string = mf.phone.value
			var length = string.length;
			for(var i=0;i<=length;i++)
			{
				var substring = string.substr(i,1);
				if(valid.indexOf(substring)== -1)
				{
					alert("Please enter your valid telephone number");
					mf.phone.select()
					return(false)
				}
			}
		}
		if(mf.area.value=="" || mf.area.value=="0")
		{
			alert("Please select location");
			mf.area.focus();
			return false;
		}
		if(mf.sub2teach.value=="")
		{
			alert("Please specify the subjects you are teaching");
			mf.sub2teach.frocus();
			return false;
		}
		if(mf.qualification.value=="")
		{
			alert("Please enter your qualification");
			mf.qualification.focus();
			return false;
		}
		if(mf.passedx.value=="")
		{
			alert("Please specify from which board you have passed Xth");
			mf.passedx.focus();
			return false;
		}
		if(mf.passedxii.value=="")
		{
			alert("Please specify from which board you have passed XIIth");
			mf.passedxii.focus();
			return false;
		}
		return true;
	}

	function checkTutorReq(mf)
	{
		if(mf.name.value=="")
		{
			alert("Please enter student name");
			mf.name.focus();
			return false;
		}
		if(mf.guardianname.value=="")
		{
			alert("Please enter parents/guardian name");
			mf.guardianname.focus();
			return false;
		}
		if(mf.phone.value=="")
		{
			alert("Please enter your telephone number");
			mf.phone.focus();
			return false;
		}
		var valid= "+-()1234567890 ";
		if (mf.phone.value !="")
		{
			var string = mf.phone.value
			var length = string.length;
			for(var i=0;i<=length;i++)
			{
				var substring = string.substr(i,1);
				if(valid.indexOf(substring)== -1)
				{
					alert("Please enter your valid telephone number");
					mf.phone.select()
					return(false)
				}
			}
		}
		if(trim(mf.email.value)=="")
		{ 
			alert("Please enter your e-mail address");
			mf.email.focus();
			return false;
		}
		if(checkEmail(mf)==false)
		{
			mf.email.focus();
			return false; 
		}
		if(mf.address.value=="")
		{
			alert("Please enter address");
			mf.address.focus();
			return false;
		}
		if(mf.city.value=="")
		{
			alert("Please enter city");
			mf.city.focus();
			return false;
		}
		if(mf.location.value=="")
		{
			alert("Please enter location");
			mf.location.focus();
			return false;
		}
		if(mf.tutionreq.value=="")
		{
			alert("Please select class for which tution is required");
			mf.tutionreq.focus();
			return false;
		}
		return true;
	}

function checkTutorform(mf)
{
	if(mf.name.value=="")
	{
		alert("Please enter your name.");
		mf.name.focus();
		return false;
	}
	if(mf.tclass.value=="")
	{
		alert("Please enter class");
		mf.tclass.focus();
		return false;
	}
	if(mf.tlocation.value=="")
	{
		alert("Please enter your address.");
		mf.tlocation.focus();
		return false;
	}
	if(mf.phone.value=="")
	{
		alert("Please enter your phone.");
		mf.phone.focus();
		return false;
	}
	return true;
}