function __toggle_buttons(string)
{
	var oForm = document.forms['theForm'];
	
	if(oForm)
	{
		for(i=0 ; i<oForm.elements.length ; i++)
		{
			switch(oForm.elements[i].type)
			{
				case 'button':
				case 'reset':
				case 'submit':
				
					oForm.elements[i].disabled = (string == 'disable' ? true : false);
					
				break;
			}
		}
	}
}

function __submit_form()
{
	var formObject = document.forms['contactForm'];
	var error = false;
	
	var regexp = /^\w+((-\w+)|(\.\w+))*\@[A-Za-z0-9]+((\.|-)[A-Za-z0-9]+)*\.[A-Za-z0-9]+$/;
	
	if(formObject)
	{
		if(formObject['firstname'].value.replace(/\s+/g,'').length == 0)
		{
			error = true;
			
			alert('Please enter your first name ! ');
			formObject['firstname'].focus();
		}
		else if(formObject['lastname'].value.replace(/\s+/g,'').length == 0)
		{
			error = true;
			
			alert('Please enter your last name ! ');
			formObject['lastname'].focus();
		}
		else if(formObject['email'].value.replace(/\s+/g,"").length == 0)
		{
			error = true;
			
			alert('Please enter your email address ! ');
			formObject['email'].focus();
		}
		else if(formObject['email'].value.search(regexp) == -1)
		{
			error = true;
			
			alert('Please enter a valid email address ! ');
			formObject['email'].focus();
		}
		else if(formObject['organization'].value.replace(/\s+/g,'').length == 0)
		{
			error = true;
			
			alert('Please enter your Organization ! ');
			formObject['organization'].focus();
		}
		/*else if (isCheckedById("newsletter"))
		{
			if (!isCheckedById("interest[]")) 
			{ 
				alert ("Please select at least one Program of Interest."); 
				error = true; 
			} 
			else if (!isCheckedById("audience[]")) 
			{ 
				alert ("Please tell us which best describes you."); 
				error = true; 
			} 	
		}*/
		
		if(formObject['code'].value.replace(/\s+/g,'').length == 0 && !error)
		{
			error = true;
			
			alert('Please retype varification code ! ');
			formObject['code'].focus();
		}
		
		if(error)
		{
			return false;
		}
		else
		{
			__toggle_buttons('disable');
			formObject['mode'].value = 'send';
			formObject.submit();							
		}				
	}
}
function toggleOther(sel)
{
	var label = sel[sel.selectedIndex].innerHTML
	if (label.toLowerCase() == 'other') {
		document.getElementById("other-input").style.display = 'block';	
		document.getElementById("other").focus();
	}
	else
	{
		document.getElementById("other-input").style.display = 'none';	
	}
}
function isCheckedById(id) 
{ 
	var checked = jQuery("input[@name='"+id+"']:checked").length;
	
	if (checked == 0) 
	{ 
		return false; 
	} 
	else 
	{ 
		return true; 
	} 
} 
/*jQuery(function() { 
		jQuery('#newsletter').click(function() { 
			if (jQuery(this).attr('checked')) {
				jQuery('#contactForm .req-news').addClass('req-info'); 
			} else {
				jQuery('#contactForm .req-news').removeClass('req-info');
			}
		});
		jQuery('#newsletter').prettyCheckboxes();
});
*/