function CheckInput()
{
	    var emailFilter=/^[\._a-z0-9-]+@[\.a-z0-9-]+[\.]{1}[a-z]{2,4}$/;
		var ft = document.all;
		
		if(isEmpty(ft.lastname.value))
		{
			window.alert('Please Enter Name!');
			ft.lastname.focus();
			return false;
		}

		if(isEmpty(ft.email.value)||(!(emailFilter.test(ft.email.value))))
		{
			window.alert('Please Enter Valid Email!');
			ft.email.focus();
			return false;
		}
		
		if(isEmpty(ft.phone.value) || isNaN(ft.phone.value))
		{
			window.alert('Please Enter Valid Phone Number!');
			ft.phone.focus();
			return false;
		}
		
		if(isEmpty(ft.companyname.value)||(ft.companyname.value.length<4))
		{
			window.alert('Please Enter Valid Company Name!');
			ft.companyname.focus();
			return false;
		}
			
}

function CheckQuoteCompany()
{
	    var emailFilter=/^[\._a-z0-9-]+@[\.a-z0-9-]+[\.]{1}[a-z]{2,4}$/;
		var ft = document.all;
		
		if(isEmpty(ft.lastname.value))
		{
			window.alert('Please Enter Name!');
			ft.lastname.focus();
			return false;
		}

		if(isEmpty(ft.email.value)||(!(emailFilter.test(ft.email.value))))
		{
			window.alert('Please Enter Valid Email!');
			ft.email.focus();
			return false;
		}
		
		if(isEmpty(ft.phone.value) || isNaN(ft.phone.value))
		{
			window.alert('Please Enter Valid Phone Number!');
			ft.phone.focus();
			return false;
		}
		
		if(isEmpty(ft.companyname.value)||(ft.companyname.value.length<4))
		{
			window.alert('Please Enter Valid Company Name!');
			ft.companyname.focus();
			return false;
		}
		
		if(isEmpty(ft.industry.value)||(ft.industry.value.length<4))
		{
			window.alert('Please Enter Valid Industry!');
			ft.industry.focus();
			return false;
		}
		
}

function CheckQuoteCode()
{
		var ft = document.all;

		if(isEmpty(ft.quoteget.value))
		{
			window.alert('Please Enter Valid Quote Code!');
			ft.quoteget.focus();
			return false;
		}
}

function checkFields() {

	missinginfo = "";

	if (document.form.Lastname.value == "") {
		missinginfo += "\n     -  Name";
	}

	if ((document.form.Email.value == "") ||
	(document.form.Email.value.indexOf('@') == -1) ||
	(document.form.Email.value.indexOf('.') == -1)) {
		missinginfo += "\n     -  E-mail Address";
	}

	if (document.form.Phone.value == "") {
		missinginfo += "\n     -  Phone Number";
	}

	if (missinginfo != "") {
		missinginfo ="______________________________________\n \n" +

		"You missed or wrongly input the required field(s):\n" +

		missinginfo + "\n______________________________________ \n" +

		"\nPlease re-enter and submit again. Thanks.";

		alert(missinginfo);
		return false;
	}
	else return true;
}