/*#########################################################
# 
# controls de formats et valeurs
#
#########################################################*/ 


function isNumber(valeur)
{
	if (valeur*0==0)
	{
		return true;
	} else {
		return false;
	}
}

function isInteger(valeur)
{
	if (valeur==Math.ceil(valeur))
	{
		return true;
	} else {
		return false;
	}
}

function isPositiv(valeur)
{
	if (valeur>0) {
		return true;
	} else {
		return false;
	}
}


/*#########################################################
# 
# manipulations de valeurs
#
#########################################################*/ 


function trim(str) 
{ 
	return str.replace(/(^\s*)|(\s*$)/g,'');
} 


/*#########################################################
# 
# trie des tableaux
#
#########################################################*/ 

function sortTable (tb, n) {

	var iter = 0;
	while (!tb.tagName || tb.tagName.toLowerCase()!= "table") {
		if (!tb.parentNode) return;
		tb = tb.parentNode;
	}
	if (tb.tBodies && tb.tBodies[0]) tb = tb.tBodies[0];

	/* Tri par s�lection */

	var reg = /^\d+(\.\d+)?$/g;
	var index = 0, value = null, minvalue = null;

	for (var i= tb.rows.length -1; i >= 0; i -= 1) {

		minvalue = value = null;
		index = -1;
		for (var j=i; j >= 0; j -= 1) {
			value = tb.rows[j].cells[n].firstChild.nodeValue;
			if (!isNaN(value)) value = parseFloat(value);
			if (minvalue == null || value < minvalue) { index = j; minvalue = value; }
		}

		if (index != -1) {
			var row = tb.rows[index];
			if (row) {
				tb.removeChild(row);
				tb.appendChild(row);
			}
		}

	}
}


/*#########################################################
# 
# ouverture des popups
#
#########################################################*/ 

function open_calendar(formul,field)
{
	datevalue = document.forms[formul].elements[field].value;
	window.open('popup_calendar.php?form='+formul+'&elem='+field+'&date='+datevalue,'Calendrier','width=220,height=220');
}

function open_browseserver(formul,field,cat)
{
	var left = ((screen.width - 200) / 2);
	var top = ((screen.height -400) / 2);
	window.open('popup_browse.php?form='+formul+'&elem='+field+'&category='+cat,'ServerBrowse','toolbar=0,scrollbars=1,location=0,status=0,menubar=0,directories=0,resizable=1,width=400,height=500,left='+left+',top='+top);
}

function open_menutype(formul,field,fieldback)
{
	var frml = document.forms[formul];
	var left = ((screen.width - 200) / 2);
	var top = ((screen.height - 400) / 2);
	if (frml.elements[field].options.selectedIndex==0)
	{
		alert("You should select a menu type before");
	} else {
		var type = frml.elements[field].options[frml.elements[field].options.selectedIndex].value;
		var deflt = frml.elements[fieldback].value;
		window.open('popup_menutype.php?form='+formul+'&elem='+field+'&type='+type+'&fieldback='+fieldback+'&mtvalue='+deflt,'TypeMenu','toolbar=0,scrollbars=1,location=0,status=0,menubar=0,directories=0,resizable=1,width=400,height=500,left='+left+',top='+top);
	}
}

function open_admindata(tablename,formul,field,fieldvalue)
{
	var frml = document.forms[formul];
	var left = ((screen.width - 1024) / 2);
	var top = ((screen.height - 600) / 2);
	//var type = frml.elements[field].options[frml.elements[field].options.selectedIndex].value;
	var deflt = frml.elements[field].value;
	window.open('popup_admindata.php?tble='+tablename+'&form='+formul+'&elem1='+field+'&elem2='+fieldvalue+'&mtvalue='+deflt,'TypeMenu','toolbar=0,scrollbars=1,location=0,status=0,menubar=0,directories=0,resizable=1,width=1024,height=600,left='+left+',top='+top);
}