/// identify all elements of a particular class
function sleep(milliseconds) {
  var start = new Date().getTime();
  for (var i = 0; i < 1e7; i++) {
    if ((new Date().getTime() - start) > milliseconds){
      break;
    }
  }
}

function getElementsByClass(searchClass) {
	var classElements = new Array();
	var els = document.getElementsByTagName('*');
	var elsLen = els.length;
	var pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)");
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

// change the content of the "content" element
function changeIndexContent(newurl) {
	$("#index-content").load(newurl);
}

// make the clicked tab active and de-activate all other tabs
function makeIndexTabActive(obj, newurl, newpic) {
	var tabs = getElementsByClass('index_tab_active');
	for(i=0; i<tabs.length; i++)
		tabs[i].className = 'index_tab';
		
	obj.className = 'index_tab_active';
	
	$("#index-content").load(newurl).hide().fadeIn('slow');
	$("#index-pic").removeClass("gps_pic diagnostics_pic fleet_pic", 'slow');
	$("#index-pic").addClass(newpic, 'slow');
}

function rotateIndexTab() {
	var f=setTimeout("makeIndexTabActive(document.getElementById('fleet-management'), 'wp-content/themes/eagle/fleet-management.php', 'fleet_pic')",5000);
	var d=setTimeout("makeIndexTabActive(document.getElementById('vehicle-diagnostics'), 'wp-content/themes/eagle/vehicle-diagnostics.php', 'diagnostics_pic')",10000);
	var g=setTimeout("makeIndexTabActive(document.getElementById('gps-tracking'), 'wp-content/themes/eagle/gps-tracking.php', 'gps_pic')",15000);
	var again=setTimeout("rotateIndexTab()", 15000);
}

// change the content of the "content" element
function changeSocialContent(newurl) {
	$("#social-content").load(newurl);
}

// make the clicked tab active and de-activate all other tabs
function makeSocialTabActive(obj, newurl) {
	var tabs = getElementsByClass('social_tab_active');
	for(i=0; i<tabs.length; i++)
		tabs[i].className = 'social_tab';
		
	obj.className = 'social_tab_active';
	
	$("#social-content").load(newurl).hide().fadeIn('slow');
}

// quote scrolling
function theRotator() {
	//Set the opacity of all images to 0
	$('div.rotator ul li').css({opacity: 0.0});
	
	//Get the first image and display it (gets set to full opacity)
	$('div.rotator ul li:first').css({opacity: 1.0});
		
	//Call the rotator function to run the slideshow, 6000 = change to next image after 6 seconds
	
	setInterval('rotate()',6000);
	
}

function rotate() {	
	//Get the first image
	var current = ($('div.rotator ul li.show')?  $('div.rotator ul li.show') : $('div.rotator ul li:first'));

    if ( current.length == 0 ) current = $('div.rotator ul li:first');

	//Get next image, when it reaches the end, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('show')) ? $('div.rotator ul li:first') :current.next()) : $('div.rotator ul li:first'));
	
	//Un-comment the 3 lines below to get the images in random order
	
	//var sibs = current.siblings();
        //var rndNum = Math.floor(Math.random() * sibs.length );
        //var next = $( sibs[ rndNum ] );
			

	//Set the fade in effect for the next image, the show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);

	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
	
};