function init() {

	document.getElementById("gulfSubNav").style.display="none";
	document.getElementById("gulf2SubNav").style.display="none";
	document.getElementById("beachSubNav").style.display="none";
	document.getElementById("caboSubNav").style.display="none";
	document.getElementById("esplendoraSubNav").style.display="none";

}

function showElement(elementID) {

	hideAllElements();
	document.getElementById(elementID).style.display="block";

}

function hideElement(elementID) {

	document.getElementById(elementID).style.display="none";

}

function hideAllElements() {

	hideElement("gulfSubNav");
	hideElement("gulf2SubNav");
	hideElement("beachSubNav");
	hideElement("caboSubNav");
	hideElement("esplendoraSubNav");

}

function getRandom()
{
    var ranNum= Math.floor(Math.random()*50);
    return ranNum;
}

function popUp (url,width,height,extras) {

	if(extras=="") { window.open(url,'popup'+getRandom(),'width='+width+',height='+height+',scrollbars=no,menubar=no,resizable=no'); }
	else {
	
		window.open(url,'popup'+getRandom(),'width='+width+',height='+height+','+extras);
	
	}

}