/*
Author: Kris Kingsland. Copyright: DeBarneville.com. All Rights Reserved. Code alteration and removal of credit prohibited.
*/

function checkFields()
{

	missinginfo = "";

	if ((document.mailform.sender.value == "") || 
	(document.mailform.sender.value.indexOf('@') == -1) || 
	(document.mailform.sender.value.indexOf('@') == 0) || 
	(document.mailform.sender.value.indexOf('.') == -1) ||
	(document.mailform.sender.value.lastIndexOf('.') == (document.mailform.sender.value.length)-1) ||
	(document.mailform.sender.value.indexOf('.') - document.mailform.sender.value.indexOf('@')==1 )
	)  
		{
			missinginfo += "\n     -  Your email address";
		}
		
	if (document.mailform.name.value == "") 
		{
			missinginfo += "\n     -  Your name";
		}		

	if (document.mailform.telephone.value == "") 
		{
			missinginfo += "\n     -  Telephone";
		}

	if (document.mailform.body.value == "") 
		{
		missinginfo += "\n     -  Message";
		}	
							
	if (missinginfo != "") 
		{
			missinginfo ="_____________________________\n" +
			"Please correctly fill in your:\n" +
			missinginfo + "\n_____________________________" +
			"\nPlease re-enter and submit again!";
			alert(missinginfo);
			return false;
		}
	else return true;
}