//OUVRE UNE POPUP CENTREE
function PopupCentrer(page,nompage,largeur,hauteur,options)
{
	var top=(screen.height-hauteur)/2;
	var left=(screen.width-largeur)/2;
	win = window.open(page,nompage,"top="+top+",left="+left+",width="+largeur+",height="+hauteur+","+options);
}

//FONCTION PERMETTANT DE RAJOUTER DES BALISES
function ATA_format(arg,myFieldname) 
{
	if (document.selection)
	{
		myField = document.getElementById(myFieldname);
		myField.focus();
		sel = document.selection.createRange();
		sel.text="["+arg+"]"+sel.text+"[/"+arg+"]";
		myField.focus();
	}
	else
	{
		eval("var startPos = document.formcf."+myFieldname+".selectionStart;");
		eval("var endPos = document.formcf."+myFieldname+".selectionEnd;");
		eval("document.formcf."+myFieldname+".value = document.formcf."+myFieldname+".value.substring(0,startPos)+'['+arg+']'+document.formcf."+myFieldname+".value.substring(startPos,endPos)+'[/'+arg+']'+document.formcf."+myFieldname+".value.substring(endPos,document.formcf."+myFieldname+".value.length);");
		eval("document.formcf."+myFieldname+".focus();");
	}
}

//FONCTION PERMETTANT D'INSERER UN ELEMENT
function ATA_insert(arg,myFieldname) {
  	
	if (document.selection)
	{
		myField = document.getElementById(myFieldname);
		myFieldname.focus();
		sel = document.selection.createRange();
		sel.text=arg+sel.text;
		myField.focus();
	}
	else
	{
		eval("var startPos = document.formcf."+myFieldname+".selectionStart;");
		eval("document.formcf."+myFieldname+".value = document.formcf."+myFieldname+".value.substring(0,startPos)+arg+document.formcf."+myFieldname+".value.substring(startPos,document.formcf."+myFieldname+".value.length);");
		eval("document.formcf."+myFieldname+".focus();");
	}
}