function checkData()
	{
		if(document.application.name_first.value=='')
		{
			window.alert("Please enter your first name.")
			return false;
		}
		else if (document.application.name_last.value=='')
		{
			window.alert("Please enter your last name.")
			return false;
		}
		else if (document.application.permanent_street.value=='')
		{
			window.alert("Please enter your address - Street.")
			return false;
		}
		else if (document.application.permanent_city.value=='')
		{
			window.alert("Please enter your address - city.")
			return false;
		}
		else if (document.application.province.value=='')
		{
			window.alert("Please enter your address - province.")
			return false;
		}
		else if (document.application.permanent_zip.value=='')
		{
			window.alert("Please enter your address - zip code.")
			return false;
		}
		else if (document.application.permanent_country.value=='')
		{
			window.alert("Please enter your address - country.")
			return false;
		}
		else if (document.application.email.value=='')
		{
			window.alert("Please enter your email address.")
			return false;
		}
		else if (document.application.country_of_citizenship.value=='')
		{
			window.alert("Please enter the citizenship.")
			return false;
		}
		else if (document.application.country_birth.value=='')
		{
			window.alert("Please enter the birth country .")
			return false;
		}
		else if (document.application.Degree.value=='')
		{
			window.alert("Please enter Degree Program.")
			return false;
		}
		else if (document.application.signature.value=='')
		{
			window.alert("Please enter your signature.")
			return false;
		}
		else if (document.application.signature_date.value=='')
		{
			window.alert("Please enter your signature date.")
			return false;
		}
		else if (document.application.signature2.value=='')
		{
			window.alert("Please confirm your signature.")
			return false;
		}
		else if (document.application.verification.value=='')
		{
			window.alert("Please the code from the image.")
			return false;
		}
		
	}