var mmOpenContainer = null;
var mmOpenMenus = null;
var mmHideMenuTimer = null;

function Numero(Campo,teclapres){
	var tecla = teclapres.keyCode;
	vr = Campo.value;
	tam = vr.length + 1;
	if (!((tecla >= 44) && (tecla <= 57))){
		event.returnValue = false;
	}
}

function MM_menuStartTimeout(hideTimeout) {
	mmHideMenuTimer = setTimeout("MM_menuHideMenus()", hideTimeout);	
}

function MM_menuHideMenus() {
	MM_menuResetTimeout();
	if(mmOpenContainer) {
		var c = document.getElementById(mmOpenContainer);
		c.style.visibility = "inherit";
		mmOpenContainer = null;
	}
	if( mmOpenMenus ) {
		for(var i in mmOpenMenus) {
			var m = document.getElementById(mmOpenMenus[i]);
			m.style.visibility = "hidden";			
		}
		mmOpenMenus = null;
	}
}

function MM_menuHideSubmenus(menuName) {
	if( mmOpenMenus ) {
		var h = false;
		var c = 0;
		for(var i in mmOpenMenus) {
			if( h ) {
				var m = document.getElementById(mmOpenMenus[i]);
				m.style.visibility = "hidden";
			} else if( mmOpenMenus[i] == menuName ) {
				h = true;
			} else {
				c++;
			}
		}
		mmOpenMenus.length = c+1;
	}
}

function MM_menuOverMenuItem(menuName, subMenuSuffix) {
	MM_menuResetTimeout();
	MM_menuHideSubmenus(menuName);
	if( subMenuSuffix ) {
		var subMenuName = "" + menuName + "_" + subMenuSuffix;
		MM_menuShowSubMenu(subMenuName);
	}
}

function MM_menuShowSubMenu(subMenuName) {
	MM_menuResetTimeout();
	var e = document.getElementById(subMenuName);
	e.style.visibility = "inherit";
	if( !mmOpenMenus ) {
		mmOpenMenus = new Array;
	}
	mmOpenMenus[mmOpenMenus.length] = "" + subMenuName;
}

function MM_menuResetTimeout() {
	if (mmHideMenuTimer) clearTimeout(mmHideMenuTimer);
	mmHideMenuTimer = null;
}

function MM_menuShowMenu(containName, menuName, xOffset, yOffset, triggerName) {
	MM_menuHideMenus();
	MM_menuResetTimeout();
	MM_menuShowMenuContainer(containName, xOffset, yOffset, triggerName);
	MM_menuShowSubMenu(menuName);
}

function MM_menuShowMenuContainer(containName, x, y, triggerName) {	
	var c = document.getElementById(containName);
	var s = c.style;
	s.visibility = "inherit";
	
	mmOpenContainer = "" + containName;
}

function verifyKey( e , targetButton )
{
	var keyCode = e.keyCode ? e.keyCode : e.which ? e.which : e.charCode;
	
	if(keyCode == 13)
	{
		var button = document.getElementById(targetButton);
		
		if(button)
		{
			button.click();
			return false;
		}
	}
}

function verifyImageSize(id)
{
	var img = document.getElementById(id);
	//var realWidth = 350;
	var realHeight = 440;
	
	if(img)
	{
		if(img.height > realHeight)
		{
			var indice = ((2*realHeight)/img.height);
			var realWidth = Math.ceil(img.width/indice);
			
			img.width = realWidth;
			img.height = realHeight;
		}
	}
}

function AnaliseDisplayOnOff(chClick)
{
	var c = chClick.value.substr(chClick.value.length-1,1);
	
	if(c == 1)
		document.getElementById('OriginalPublicacao').style.display = '';
	else
		document.getElementById('OriginalPublicacao').style.display = 'none';
}

function UsoEnableDisable(active , id)
{
	targetID = id.replace('chk','txt');
	document.getElementById(targetID).disabled = !active;
}