If you have an image and want to load a preview image or gif you could use two solution.
Html Option :
Line 2: set default image
Line 3: on mouse over load my preview gif
Line 4: on mouse out event load the default image
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<img src="default_image.jpg" onmouseover="preview.gif" onmouseout="default_image.jpg" > |
JavaScript Option :
Sometimes you get something like this ‘http://www.exampl.com/image1.jpg,http://www.exampl.com/image2.jpg’ and you want to use it as a preview.
Line 2 and 3 are calling the JavaScript Function.
Line 4 is set by the JavaScript.
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<img id="img_25" width="166" height="125" onmouseout="TR.stop('img_25','http://www.exampl.com/image1.jpg,http://www.exampl.com/image2.jpg')" onmouseover="TR.run('img_25','http://www.exampl.com/image1.jpg,http://www.exampl.com/image2.jpg')" src="http://www.exampl.com/image1.jpg"> |
Use this Call to set the Default image, the first Parameter is the ID and the second the array.
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TR.dev('img_25','http://www.exampl.com/image1.jpg,http://www.exampl.com/image2.jpg'); |
This is the JavaScript Object to handle the Preview.
TR : change the image with the time-out from 400ms.
run: get the element,split the array,time-out and then change the image.
stop: time-out and then load the first image of the array.
dev:loads the default image
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var res,elm; TR = {timer : null, chg : function (i){ i++;if(i >= res.length){i=0;} elm.src = res[i]; this.timer = setTimeout(function (){TR.chg(i)}, 400); }, run : function (id,images){ elm = document.getElementById(id); res = images.split(","); clearTimeout(this.timer); this.chg(0); }, stop : function (id,images){ clearTimeout(this.timer); elm.src = res[0]; }, dev : function (id,images){ res = images.split(","); document.getElementById(id).src=res[0]; } }; |
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