function preloadImages()
{
	if(document.images)
	{
		if(!document.imageArray) document.imageArray = new Array();
		var i,j = document.imageArray.length, args = preloadImages.arguments;
		
		for(i=0; i<args.length; i++)
		{
			if (args[i].indexOf("#")!=0)
			{
			document.imageArray[j] = new Image;
			document.imageArray[j++].src = args[i];
			}
		}
	}
}

function enableLink(obj,img)
{
	obj.style.cursor = 'pointer';
	obj.style.color = '#C4E1FF';
	
	document.getElementById(img).src = 'images/menu/'+img+'_on.jpg';
}
function disableLink(obj,img)
{
	obj.style.cursor = 'normal';
	obj.style.color = '#FFFFFF';
	
	document.getElementById(img).src = 'images/menu/'+img+'.jpg';
}
function enableLinkOpacity(obj,img)
{
	obj.style.cursor = 'pointer';
	obj.style.color = '#C4E1FF';
	
	if(window.XMLHttpRequest) document.getElementById(img).style.opacity = 1;
	else if(window.ActiveXObject) document.getElementById(img).filters.alpha.opacity = 100;
}
function disableLinkOpacity(obj,img)
{
	obj.style.cursor = 'normal';
	obj.style.color = '#FFFFFF';
	if(window.XMLHttpRequest) document.getElementById(img).style.opacity = 0.5;
	else if(window.ActiveXObject) document.getElementById(img).filters.alpha.opacity = 50;
}
function redirectLink(file)
{
	window.location.href = file;
}
function redirectExtLink(file)
{
	window.open(file,'');
}

function setCheckboxesRegion(id,form,bool)
{
	if(bool == true)
	{
		document.getElementById(id).href = 'javascript: setCheckboxesRegion(\'setcheckboxes\',0,false)';
		for(i = 0; i < document.forms[form].length; i++)
		{
			if(document.forms[form].elements[i].type == 'checkbox' && document.forms[form].elements[i].name == 'region[]') document.forms[form].elements[i].checked = true;
		}
	}
	else if(bool == false)
	{
		document.getElementById(id).href = 'javascript: setCheckboxesRegion(\'setcheckboxes\',0,true)';
		
		for(i = 0; i < document.forms[form].length; i++)
		{
			if(document.forms[form].elements[i].type == 'checkbox' && document.forms[form].elements[i].name == 'region[]') document.forms[form].elements[i].checked = false;
		}
	}
}

function checkForm(form)
{
	var count_1 = 0;
	var count_2 = 0;
	
	for(i = 0; i < form.length; i++)
	{
		if(form.elements[i].type == 'checkbox' && form.elements[i].name == 'region[]')
		{
			if(form.elements[i].checked == true) count_1++;
		}
		else if(form.elements[i].type == 'checkbox' && form.elements[i].name != 'region[]')
		{
			if(form.elements[i].checked == true) count_2++;
		}
	}
	
	if(count_1 == 0)
	{
		alert('Veuillez sélectionner au moins une région');
		return false;
	}
	else if(count_2 == 0)
	{	
		alert('Veuillez sélectionner au moins un secteur d\'activité');
		return false;
	}
	else
	{
		form.submit();
		return true;
	}
}

function displayContent()
{
	var arg = displayContent.arguments;
	var arg_len = arg.length;
	
	for(i = 0; i < arg_len; i++)
	{
		var obj = document.getElementById(arg[i]);
		
		if(window.ActiveXObject)
		{
			if(obj.style.display == 'none') obj.style.display = 'block';
			else obj.style.display = 'none';
		}
		else if(window.XMLHttpRequest)
		{
			if(obj.style.display == 'none') obj.style.display = 'table-row';
			else obj.style.display = 'none';
		}
	}
}