function chkPreReg()
{
	var rn	= document.getElementById('reg_name').value;
	var c	= document.getElementById('companylist').value;
	var nc	= document.getElementById("company_new").value;
	var a	= document.getElementById('address').value;
	var t	= document.getElementById('telephone').value;
	var e	= document.getElementById('email').value;
	
	var msg = "";
	
    if (rn == '')
	{
		msg+= 'Please give a name.\n';
	}
    
	if (c == '' && nc =='')
	{
		msg+= 'Please select a company or add a new one.\n';
	}
	
	if (a == '')
	{
		msg+= 'Please give an Address.\n';
	}
	
	if (t == '')
	{
		msg+= 'Please give a Telephone No.\n';
	}
	
	if (e == '')
	{
		msg+= 'Please give an email.\n';
	}
		
	if(msg!='')
	{
		alert(msg);
		
		return false
	} else {
		return true
	}
	

}