// JavaScript Document


/*function openSite() {
var url = 'main.php' ;
var width = screen.availWidth ;
var height = screen.availHeight ;
var windowName = 'spgWin' ;
var featureString = ',' + 'status=yes,toolbar=no,directories=no,location=no,resizable=yes,scrolling=yes,scrollbars=yes,favorites=no,menubar=no';

var x = '0';
var y = '0';
windowStuff = 'left=' + x + ',top=' + y + ',width=' + width + ',height=' + height + featureString;
//top.window.location.href = "thanks.html" ;
return open (url, windowName, windowStuff);
}*/



var category_name = "";
var subcategory_name = "";

function write_title(main_category) {
var title_extra = (subcategory_name) ? " :: " + subcategory_name : "";
category_name = (category_name != "") ? " :: " + category_name : "";
document.title = ("SPG Architects :: " + main_category + category_name + title_extra)
}


/*function preloadImg(categoryName,projectNum,totalFiles) {
	for (i=1;i<=totalFiles;i++) {
	var projectPhoto = new Image();
	projectPhoto.src = "img/work/" + categoryName + "/" + projectNum + "/photos/" + i + ".jpg";
	}
}*/


/*function preloadFirstImgs(categoryName,projectNum,imgNum) {
	for (i=0;i<thumbPhotos.length;i++) {
	var projectThumb = new Image();
	projectThumb.src = "img/work/" + categoryName + "/" + projectNum + "/thumbs/" + thumbPhotos[i] + "-on.jpg";
	}
	//var projectPhoto = new Image();
	//projectPhoto.src = "img/work/" + categoryName + "/" + projectNum + "/photos/" + imgNum + ".jpg";
}*/

var homeBGImgs = new Array();

function homeBG() {
maxImgs = homeBGImgs.length;
ranNum = Math.floor(Math.random()*maxImgs);
document.getElementById('mainContentBG').style.backgroundImage = 'url("img/' + homeBGImgs[ranNum] + '/bg.jpg")';
}


var montage_array = new Array("montage_item_1","montage_item_2","montage_item_3","montage_item_4","montage_item_5","montage_item_6","montage_item_7");

var montage_order = new Array(0,3,2,4,6,1,5);
var img_inc = 0;
var img_nums = new Array();
var montage_img_array = new Array();

function home_montage() {
	setTimeout('setInterval("swap_img()", 250)', 1000);
}

function swap_img() {
if (img_inc < 7) {
	document.images[montage_array[montage_order[img_inc]]].src = 'img/work/workimages/'+montage_img_array[montage_order[img_inc]];
	img_inc++;
	}
}

/*function work_montage() {
	for(i=0;i<montage_array.length;i++) {
	random_num = Math.floor(Math.random()*4)+1;
	document.images[montage_array[i]].src = "img/home/montage/"+(i+1)+"-"+random_num+".jpg";
	}
}*/