function chkEmail(objName){
// Check for @ and .
	var checkStr = objName;
	var hasAt = false;
	var hasDot = false;
	for (i = 0;  i < checkStr.value.length;  i++){
		ch = checkStr.value.charAt(i);
		if (ch == "@")
			hasAt = true;
		if (ch == ".")
			hasDot = true;
	}
	if (!hasAt){	
		return false;
	}
	if (!hasDot){	
		return false;
	}
}
function validateRequestInfo() {
	e = true;
	alert_str = 'Your information request had the following errors:';
	if(document.requestForm.name.value == '') {
		alert_str += '\nMISSING Contact Name.';
		e = false;
	}
	if(document.requestForm.address.value == '') {
		alert_str += '\nMISSING Address.';
		e = false;
	}
	if(document.requestForm.city.value == '') {
		alert_str += '\nMISSING City.';
		e = false;
	}
	if(document.requestForm.state.value == '') {
		alert_str += '\nMISSING State/Province.';
		e = false;
	}
	if(document.requestForm.zip.value == '') {
		alert_str += '\nMISSING Zip/Postal Code.';
		e = false;
	}				
	if(document.requestForm.phone.value == '') {
		alert_str += '\nMISSING Phone Number.';
		e = false;
	}
	else {
		if(document.requestForm.phone.value.length < 7) {
			alert_str += '\nINVALID Phone Number.';
			e = false;
		}	
	}
	if(document.requestForm.email.value == '') {
		alert_str += '\nMISSING E-Mail Address.';
		e = false;
	}
	else {
		if(chkEmail(document.requestForm.email) == false) {
			alert_str += '\nINVALID E-Mail Address.';
			e = false;
		}
	}
	if(e)
		return true;
	else {
		alert(alert_str);
		return false;
	}
}		

function switchImage(imgName, imgSrc) 
{
  if (document.images)
  {
    if (imgSrc != "none")
    {
      document.images[imgName].src = imgSrc;
    }
  }
}