var bigImage, bigImageSrc, selectedImage ;

function setItemText(elmText) {
	if(elmText!="") {
		elmTextLength = elmText.length;
		if(elmText.indexOf(" ")!=-1) {
			elmTextYear = elmText.substring(elmTextLength-4);
			elmTextYear = "<br>"+elmTextYear;
			elmTextName = elmText.substring(0,(elmTextLength-4));
			elmText = elmTextName+elmTextYear;
		}
	}


	document.getElementById("portfolioShortText").innerHTML=elmText;
}

function showBigImage() {
	myBigImage = document.getElementById(bigImage);
	this.className = "contentImage contentImageHover";	
	if(myBigImage.src!="") {
		//myBigImage.src = this.src.replace("50_","300_");
	}	
	if(myBigImage.src!=selectedImage) {
		selectedImage="";
	}
	setItemText(this.title);
	
}

function restoreBigImage() {
	
	this.className = "contentImage";
	if(selectedImage!="") {
		this.className = "contentImage contentImageSelected";
		setItemText(this.title);
	} else {
		document.getElementById(bigImage).src = bigImageSrc;
		setItemText("");
	}
}

function selectBigImage() {
	allImages = document.getElementsByTagName('IMG');
	for(i=0;i<allImages.length;i++) {
		if(allImages[i].className.indexOf("contentImage")!=-1) {
			allImages[i].className="contentImage";
		}
	}
	
	this.className = "contentImage contentImageSelected"; 
	document.getElementById(bigImage).src = this.src.replace("50_","300_");
	selectedImage = document.getElementById(bigImage).src;
}

function getAllImages() {
	allImages = document.getElementsByTagName('IMG');
	for(i=0;i<allImages.length;i++) {
		if(allImages[i].className=="contentImage") {
			if(allImages[i].src.indexOf("50_")!="-1") {
				allImages[i].onmouseover = showBigImage;
				allImages[i].onmouseout = restoreBigImage;
				allImages[i].onmousedown = selectBigImage;
			}
			
			if(allImages[i].title=="dynamic" || allImages[i].src.indexOf("300_")!=-1) {
				bigImage = allImages[i].id;
				bigImageSrc = allImages[i].src;
			}
	    }	 
	}
}