function FocusText(BoxName)
{
if (BoxName.value == BoxName.defaultValue)
{
BoxName.value = '';
}
}
function BlurText(BoxName)
{
if (BoxName.value == '')
{
BoxName.value = BoxName.defaultValue;
}
}

function popupcentree(page,largeur,hauteur,options)
{
var top=(screen.height-hauteur)/2;
var left=(screen.width-largeur)/2;
window.open(page,"","top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
}

function deroule(element) {
	if (element)
	{
		arrElements = document.getElementsByClassName(element)
		if(Element.visible(arrElements[0]))
		{
			Effect.BlindUp(arrElements[0],{duration:0.7});
		}
		else Effect.BlindDown(arrElements[0],{duration:0.7});
		}

}