function validate(frm_contact){
	if(document.frm_contact.nom.value=="")
		{
			document.getElementById('lastname').style.backgroundColor="#D2191E";
			document.getElementById('lastname').style.color="white";
			document.getElementById('firstname').style.backgroundColor="";
			document.getElementById('firstnamed').style.color="#7a7a7a";
			document.getElementById('email').style.backgroundColor="";
			document.getElementById('emaild').style.color="#7a7a7a";
			//document.getElementById('commentaires').style.backgroundColor="";
			//document.getElementById('commentaires').style.color="#7a7a7a";
			document.getElementById('message_lastname').style.display="block";
			document.getElementById('message_firstname').style.display="none";
			document.getElementById('message_email').style.display="none";
			//document.getElementById('message_commentaires').style.display="none";
			return false;
		}
	else if(document.frm_contact.prenom.value=="")
		{
			document.getElementById('lastname').style.backgroundColor="";
			document.getElementById('lastnamed').style.color="#7a7a7a";
			document.getElementById('firstname').style.backgroundColor="#D2191E";
			document.getElementById('firstnamed').style.color="white";
			document.getElementById('email').style.backgroundColor="";
			document.getElementById('emaild').style.color="#7a7a7a";
			//document.getElementById('commentaires').style.backgroundColor="";
			//document.getElementById('commentairesd').style.color="#7a7a7a";
			document.getElementById('message_lastname').style.display="none";
			document.getElementById('message_firstname').style.display="block";
			document.getElementById('message_email').style.display="none";
			//document.getElementById('message_commentaires').style.display="none";
			return false;
		}
		
	else if(document.frm_contact.email.value=="")
		{
			document.getElementById('lastnamed').style.color="#7a7a7a";
			document.getElementById('lastname').style.backgroundColor="";
			document.getElementById('lastnamed').style.color="";
			document.getElementById('firstname').style.backgroundColor="";
			document.getElementById('firstnamed').style.color="";
			document.getElementById('email').style.backgroundColor="#D2191E";
			document.getElementById('emaild').style.color="white";
			//document.getElementById('commentaires').style.backgroundColor="";
			//document.getElementById('commentairesd').style.color="";
			document.getElementById('message_lastname').style.display="none";
			document.getElementById('message_firstname').style.display="none";
			document.getElementById('message_email').style.display="block";
			//document.getElementById('message_commentaires').style.display="none";
			return false;
		}
	else if((document.frm_contact.email.value.indexOf('@') == -1) || (document.frm_contact.email.value.indexOf('.') == -1))
		{
			document.getElementById('lastnamed').style.color="#7a7a7a";
			document.getElementById('lastname').style.backgroundColor="";
			document.getElementById('lastnamed').style.color="";
			document.getElementById('firstname').style.backgroundColor="";
			document.getElementById('firstnamed').style.color="";
			document.getElementById('email').style.backgroundColor="#D2191E";
			document.getElementById('emaild').style.color="white";
			//document.getElementById('commentaires').style.backgroundColor="";
			//document.getElementById('commentairesd').style.color="";
			document.getElementById('message_lastname').style.display="none";
			document.getElementById('message_firstname').style.display="none";
			document.getElementById('message_email').style.display="block";
			//document.getElementById('message_commentaires').style.display="none";
			return false;
		}
	/*else if(document.frm_contact.commentaires.value=="")
		{
			document.getElementById('lastnamed').style.color="#7a7a7a";
			document.getElementById('lastname').style.backgroundColor="";
			document.getElementById('lastnamed').style.color="";
			document.getElementById('firstname').style.backgroundColor="";
			document.getElementById('firstnamed').style.color="";
			document.getElementById('email').style.backgroundColor="";
			document.getElementById('emaild').style.color="";			
			//document.getElementById('commentaires').style.backgroundColor="#D2191E";
			//document.getElementById('commentairesd').style.color="white";
			document.getElementById('message_lastname').style.display="none";
			document.getElementById('message_firstname').style.display="none";
			document.getElementById('message_email').style.display="none";
			//document.getElementById('message_commentaires').style.display="block";
			return false;
		} */
		
	else
		{
		document.frm_contact.submit();
		return true;
	    }
}