function disable_submit(formN) 
{
	if (document.all || document.getElementById)
	{
		var theform=document.getElementById(formN);
		for (i = 0; i < theform.length; i++)
		{
			var tempobj = theform.elements[i];
			if (tempobj.type.toLowerCase() == "submit")
				tempobj.disabled = true;
		}
	}
}

function enable_submit(formN) 
{ 
	if (document.all || document.getElementById)
	{
		var theform=document.getElementById(formN);
		for (i = 0; i < theform.length; i++)
		{
			var tempobj = theform.elements[i];
			if (tempobj.type.toLowerCase() == "submit")
				tempobj.disabled = false;
		}
	}
}

function deselectRadio(formN)
{
	if (document.all || document.getElementById)
	{
		var theform=document.getElementById(formN);
		radioElement = theform.elements['agree'];
		for (var i=0; i<radioElement.length; i++)
  		{
  			radioElement[i].checked = false;
  		}
	}
}