/* Remerciements à SelfHTML.org pour ce script */

function nosmiley(){
	if(document.getElementById('nosmiley1').style.display == 'block'){
		document.getElementById('nosmiley0').style.display='none';
		document.getElementById('nosmiley1').style.display='none';
		document.getElementById('nosmiley2').style.display='none';
		document.getElementById('nosmiley3').style.display='none';
		document.getElementById('nosmiley4').style.display='none';
		document.getElementById('nosmileybtn').value='>>';
	} else {
		document.getElementById('nosmiley0').style.display='block';
		document.getElementById('nosmiley1').style.display='block';
		document.getElementById('nosmiley2').style.display='block';
		document.getElementById('nosmiley3').style.display='block';
		document.getElementById('nosmiley4').style.display='block';
		document.getElementById('nosmileybtn').value='<<';
	}
}

function insertion(repdeb, repfin) {
	var input = document.forms['formulaire'].elements['fmessage'];
	input.focus();
	if(typeof document.selection != 'undefined') {
		var range = document.selection.createRange();
		var insText = range.text;
		range.text = repdeb + insText + repfin;
		range = document.selection.createRange();
		if (insText.length == 0) {
			range.move('character', -repfin.length);
		} else {
			range.moveStart('character', repdeb.length + insText.length + repfin.length);
		}
		range.select();
		input.scrollTop=input.scrollHeight;
	}
	else if(typeof input.selectionStart != 'undefined')
	{
		var start = input.selectionStart;
		var end = input.selectionEnd;
		var insText = input.value.substring(start, end);
		input.value = input.value.substr(0, start) + repdeb + insText + repfin + input.value.substr(end);
		var pos;
		if (insText.length == 0) {
			pos = start + repdeb.length;
		} else {
			pos = start + repdeb.length + insText.length + repfin.length;
		}
		input.selectionStart = pos;
		input.selectionEnd = pos;
		input.scrollTop=input.scrollHeight;
	}
	else
	{
		var pos;
		var re = new RegExp('^[0-9]{0,3}$');
		while(!re.test(pos)) {
			pos = prompt("Insertion à la position (0.." + input.value.length + "):", "0");
		}
		if(pos > input.value.length) {
			pos = input.value.length;
		}
		var insText = prompt("Veuillez entrer le texte à formater:");
		input.value = input.value.substr(0, pos) + repdeb + insText + repfin + input.value.substr(pos);
	}
}