// preload menu graphics
menuhome1 = new Image;
menuhome1.src = "images/home1.gif";
menuhome2 = new Image;
menuhome2.src = "images/home2.gif";
menuservices1 = new Image;
menuservices1.src = "images/services1.gif";
menuservices2 = new Image;
menuservices2.src = "images/services2.gif";
menugallery1 = new Image;
menugallery1.src = "images/gallery1.gif";
menugallery2 = new Image;
menugallery2.src = "images/gallery2.gif";
menuraves1 = new Image;
menuraves1.src = "images/raves1.gif";
menuraves2 = new Image;
menuraves2.src = "images/raves2.gif";
menuabout1 = new Image;
menuabout1.src = "images/about1.gif";
menuabout2 = new Image;
menuabout2.src = "images/about2.gif";
menulistings1 = new Image;
menulistings1.src = "images/listings1.gif";
menulistings2 = new Image;
menulistings2.src = "images/listings2.gif";
menublog1 = new Image;
menublog1.src = "images/blog1.gif";
menublog2 = new Image;
menublog2.src = "images/blog2.gif";
galredesign1 = new Image;
galredesign1.src = "images/redesign1.jpg";
galredesign2 = new Image;
galredesign2.src = "images/redesign2.jpg";
galvacant1 = new Image;
galvacant1.src = "images/vacant1.jpg";
galvacant2 = new Image;
galvacant2.src = "images/vacant2.jpg";
galnewcon1 = new Image;
galnewcon1.src = "images/newcon1.jpg";
galnewcon2 = new Image;
galnewcon2.src = "images/newcon2.jpg";

var section;

function initScripts(page) {
	section = page;
	swapNav(2, section);
	
	if (page == 'menuhome') {
		loadImages();
		setInterval('picCycle()', 5000);
	}
}

function swapNav(num, obj) {
  var navobj = eval('document.' + obj);
  if (obj == section) {
    navobj.src = eval(obj + '2.src');
  }
  else {
    navobj.src = eval(obj + num + '.src');
  }
}

hppic1 = new Image;
hppic2 = new Image;
hppic3 = new Image;
hppic4 = new Image;
hppic5 = new Image;
hppic6 = new Image;
function loadImages() {
	hppic1.src = "images/WEB1_5482_300X400s.jpg";
	hppic2.src = "images/WEB2_5100_300X400s.jpg";
	hppic3.src = "images/WEB3_5095_300X400s.jpg";
	hppic4.src = "images/WEB4_5491_300X400s.jpg";
	hppic5.src = "images/WEB5_1745_300X400s.jpg";
	hppic6.src = "images/WEB6_5119_300X400s.jpg";
}

var picnum = 0;
var pichiobj;
var picloobj;
function picCycle() {
	pichiobj = document.getElementById('highpic');
	picloobj = document.getElementById('lowpic');

	if (picnum == 0) {
		picnum = 2;
		pichiobj.style.visibility = "visible";
		setOpacity(pichiobj, 0);
	} else {
		pichiobj.style.visibility = "hidden";
		picloobj.src = pichiobj.src;
		pichiobj.src = eval('hppic' + picnum + '.src');
		setOpacity(pichiobj, 0);
		pichiobj.style.visibility = "visible";
	}

	if (++picnum == 7) {
		picnum = 1;
	}

	for (var i=0;i<21;i++) {
		setTimeout('setOpacity(pichiobj, '+i+')',100*i);
	}
}

function setOpacity(element, alpha) {
	var style = element.style;
	if( style.MozOpacity != undefined ) { //Moz and older
		style.MozOpacity = alpha/20;
	}
	else if( style.filter != undefined ) { //IE
		style.filter = "alpha(opacity=' + alpha * 5 + ')";
		element.filters.alpha.opacity = ( alpha * 5 );
	}
	else if( style.opacity != undefined ) { //Opera
		style.opacity = alpha/20;
	}
}