function SetDefaultButton(Btn, QuitBtn, thisField, otherField){
	if(event.keyCode == 13){ //Entree
		event.returnValue = false;
		event.cancel = true;
		
		Btn.click();
		
		if (otherField.value != '' && thisField.value != ''){
			Btn.disabled = true;
			QuitBtn.disabled = true;
		}
	/********************************/
	}else{
		if(event.keyCode == 27){ //Echap
			if(document.forms[0].elements.length > 0){
				var tBoxes = document.getElementsByTagName("INPUT");
				for(i=0; i<tBoxes.length; i++){
					if(tBoxes[i].type == 'text'){
						tBoxes[i].value = '';
					}
				}
			}
		}
	/*******************************/
	}
}

function DisableButton(Brn){
	Btn.disabled = true;
}