Making A Simple Javascript Image Gallery
I'm trying to make a very simple Image gallery. Most of the design is already complete (used JQuery)...but now I'm trying to think out the logic it takes to get the images to chang
Solution 1:
Most importantly, you need to build the background property by concatenating ("+" operator) its different parts, as shown below ; otherwise it won't be replaced by the values from your array if you make it a static string.
Also use the global scope to declare and initialize your image array and counter :
<script>var myImage= newArray();
myImage[0]="penguins.jpg";
myImage[1]="desert.jpg";
myImage[2]="jellyfish.jpg";
myImage[3]="flower.jpg";
varImageCnt = 0;
functionnext(){
ImageCnt++;
document.getElementById("whiteBox").style.background = 'url(' + myImage[ImageCnt] + ')';
}
</script>
Finally, return false from onclick otherwise you'll reload the page :
<ahref="#"onclick="next();return false;"><imgsrc="next.png"/></a>
Solution 2:
This is the best example of a simple inline non-jQuery image gallery that I've found, obtained from http://extremestudio.ro/:
<!DOCTYPE htmlPUBLIC><html><head><title>
Simple and Effective Photo Gallery with HTML and JavaScript
</title><styletype="text/css">body {
background: #222;
margin-top: 20px;
}
h3 {
color: #eee;
font-family: Verdana;
}
.thumbnailsimg {
height: 80px;
border: 4px solid #555;
padding: 1px;
margin: 010px10px0;
}
.thumbnailsimg:hover {
border: 4px solid #00ccff;
cursor:pointer;
}
.previewimg {
border: 4px solid #444;
padding: 1px;
width: 400px;
}
</style></head><body><divclass="gallery"align="center"><h3>Simple and Effective Photo Gallery with HTML and JavaScript</h3><br/><divclass="thumbnails"><imgonmouseover="preview.src=img1.src"id="img1"src="http://bit.ly/2rz3hy"alt="Image Not Loaded"/><imgonmouseover="preview.src=img2.src"id="img2"src="http://bit.ly/1ug1e6"alt="Image Not Loaded"/><imgonmouseover="preview.src=img3.src"id="img3"src="http://bit.ly/1yIAYc"alt="Image Not Loaded"/><imgonmouseover="preview.src=img4.src"id="img4"src="http://bit.ly/2LHyDW"alt="Image Not Loaded"/><imgonmouseover="preview.src=img5.src"id="img5"src="http://bit.ly/2wyHSR"alt="Image Not Loaded"/><imgonmouseover="preview.src=img6.src"id="img6"src="http://bit.ly/yRo1i"alt="Image Not Loaded"/></div><br/><divclass="preview"align="center"><imgid="preview"src="http://bit.ly/2rz3hy"alt="No Image Loaded"/></div><br/></div></body></html>
The only javascript is embedded in the tags, but could easily be moved to script tags for more flexibility.
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