jQuery.fn.autoResize = function() {
// remove enforced with / height (by CSS and/or HTML attributes)
this.css("width", "auto").css("height", "auto");
this.removeAttr("width").removeAttr("height"); // Remove
// compute image size / max allowed size to fit screen
var imgHSize = this.width();
var maxHSize = $(window).width() - ($(document).width() - imgHSize);
var imgVSize = this.height();
var maxVSize = $(window).height() - ($(document).height() - imgVSize);
if (maxHSize > 0 && maxVSize > 0) {
// if image don't fit screen, set width or height so that
// browser keep img ratio, ensuring the other dimension will
// also fit the screen
if (imgHSize > maxHSize && ((maxHSize / maxVSize) * imgVSize) < maxVSize) {
this.css("width", maxHSize);
} else if (imgVSize > maxVSize && ((maxVSize / maxHSize) * imgHSize) < maxHSize) {
this.css("height", maxVSize);
} // else image already fit in screen, don't scale it up
} else {
// XXX can't fit image, don't do anything
}
};
$(document).ready(function() {
$("img.contentimage").load(function() {$(this).autoResize()});
});