//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.com
//
function getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}

	arrayPageScroll = new Array(xScroll,yScroll) 
	return arrayPageScroll;
}

// -----------------------------------------------------------------------------------

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.com
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
//	console.log(self.innerWidth);
//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
//	console.log("pageWidth " + pageWidth)

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}


function MM_preloadImages() { //v3.0
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var	i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
	var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
	var p,i,x;  
	if(!d) 
		d=document; 
	if((p=n.indexOf("?"))>0&&parent.frames.length) {
    	d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
	}
  	if(!(x=d[n])&&d.all) 
		x=d.all[n]; 
	for (i=0;!x&&i<d.forms.length;i++) 
		x=d.forms[i][n];
  	for(i=0;!x&&d.layers&&i<d.layers.length;i++) 
		x=MM_findObj(n,d.layers[i].document);
  	if(!x && d.getElementById) 
		x=d.getElementById(n); 
	return x;
}

function MM_swapImage() { //v3.0
	var i,j=0,x,a=MM_swapImage.arguments; 
	document.MM_sr=new Array; 
	for(i=0;i<(a.length-2);i+=3)
   		if ((x=MM_findObj(a[i]))!=null){
			document.MM_sr[j++]=x; 
			if(!x.oSrc) 
				x.oSrc=x.src; x.src=a[i+2];
		}
}	


function getOffsetLeft(layer) {
        var value = 0;
         object = document.getElementById(layer);
         value = object.offsetLeft;
         while (object.tagName != "BODY" && object.offsetParent) {
         	object = object.offsetParent;
             value += object.offsetLeft;
         }
        return (value);
}


function roundedImages() {
	var content = document.getElementById('container-projects');
	var imgs = content.getElementsByTagName('img');
 
	for (var i = 0; i < imgs.length; i++) {         	// start loop 
		if (imgs[i].name=='round'){
	   		var wrapper = document.createElement('div');  // Create the outer-most div (wrapper)
	   		wrapper.className = 'wrapper';                // Give it a classname - wrapper
	   		wrapper.style.width = imgs[i].width;     // give wrapper the same width as the current img
	   		var original = imgs[i];                       // take the next image  
	   		/* Swap out the original img with our wrapper div (we'll put it back later) */
	   		if(original.parentNode.tagName.toUpperCase()=='A') original = original.parentNode; // if you link the image this will help the script find the right parent wrapper
	   		original.parentNode.replaceChild(wrapper, original);
	   		// IE crash fix - c/o Joshua Paine - http://fairsky.us/home
	
	   		/* Create the four other inner nodes and give them classnames */
	   		var tl = document.createElement('div');
	   		tl.className = 'tl';
	   		var br = document.createElement('div');
	   		br.className = 'br';
	   		var tr = document.createElement('div');
	   		tr.className = 'tr';
	   		var bl = document.createElement('div');
	   		bl.className = 'bl';
	   		/* Glue the nodes back inside the wrapper */
	   		wrapper.appendChild(tl);
	   		wrapper.appendChild(tr);
	   		wrapper.appendChild(bl);
	   		wrapper.appendChild(br);
	   		/* And glue the img back in after the DIVs */
	   		wrapper.appendChild(original);
		}
 	}
}