function cacher_montrer(tagname,classname)
{
	for (i=0; i < document.getElementsByTagName(tagname).length; i++) {
			if (document.getElementsByTagName(tagname).item(i).style.display == 'none' && document.getElementsByTagName(tagname).item(i).className == classname){
				document.getElementsByTagName(tagname).item(i).style.display='block';
			}
			else
			if (document.getElementsByTagName(tagname).item(i).className == classname){
				document.getElementsByTagName(tagname).item(i).style.display='none';
			}
	}
}

function cacher(id)
{
	document.getElementById(id).style.display='none';
}

function montrer(id)
{
	document.getElementById(id).style.display='block';
}

function evalEntryLength(curField,countField,maxLimit,discardXtra)
{
	charCount=curField.value.length;

	if(charCount > maxLimit && discardXtra)
	{
		curField.value=curField.value.substr(0,maxLimit);
	}

	document.getElementById(countField).innerHTML=((maxLimit - charCount) > 0)?(maxLimit - charCount):0;
}