function checkblank()
{
var error = false;
var entries = document.getElementsByTagName('input');
var tarea = document.getElementsByTagName('textarea');
for (var i=0;i<entries.length;i++)
	{
	if (entries[i].className == 'inputreq' )
		{
		if (entries[i].value == "" || entries[i].value.substr(0,5)=="Enter")
			{
			error = true; entries[i].value="Enter valid information";
			};
		};
	};
for (var i=0;i<tarea.length;i++)
	{
	if (tarea[i].className == 'inputreq' )
		{
		if (tarea[i].value == ""  || tarea[i].value.substr(0,5)=="Enter" )
			{
			error = true; tarea[i].value="Enter valid information";
			};
		};
	};
	
	if (error){alert("Error - some required fields are not valid. \n Required fields are marked with a *");}
	else {document.getElementById('form1').submit();};
};