web前端|js教程
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web前端-js教程
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body { background: #222; overflow: hidden; left: 0; top: 0; width: 100%; height: 100%; margin: 0; padding: 0;}#screen span { position:absolute; overflow:hidden; border:#FFF solid 1px; background:#FFF;}#screen img{ position:absolute; left:-32px; top:-32px; cursor: pointer;}#caption, #title{ color: #FFF; font-family: georgia, ‘times new roman’, times, veronica, serif; font-size: 1em; text-align: center;}#caption b { font-size: 2em;}
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0 && w < Wi) || (s Sx)) { /* force window.event */ window.focus(); /* loop */ setTimeout(“obj[” + o + “].zoom()”, 16); } else { /* finished */ mv = false; /* set final position */ if (s > 0) {l = ix * M + ix * Sx;t = iy * M + iy * Sy;w = Wi;h = Hi; } else {l = x * M + x * Sx;t = y * M + y * Sy;w = Sx;h = Sy; } } /* html animation */ with(spa) { left = px(l); top = px(t); width = px(w); height = px(h); zIndex = Math.round(w); } }}this.click = function(){ with(this) { img_center(o); /* zooming logic */ if ( ! mv || cl) { if (s > 0) {if (cl || Math.abs(xm – xb) > Sx * .4 || Math.abs(ym – yb) > Sy * .4){ s = – 2; mv = true; zoom(); cap.innerHTML = txt;} } else {if (cl || ob != o){ if (ob >= 0) { with(obj[ob]) { s = – 2; mv = true; zoom(); } } ob = o; s = 1; xb = xm; yb = ym; mv = true; zoom(); cap.innerHTML = txt;} } } }}/* hook up events */img[o].onmouseover = img[o].onmousemove = img[o].onmouseout = new Function(“cl=false;obj[” + o + “].click()”);img[o].onclick = new Function(“cl=true;obj[” + o + “].click()”);img[o].onload = new Function(“img_center(” + o + “)”);/* initial display */this.zoom(); } /* mouse */ document.onmousemove = function(e) {if ( ! e){ e = window.event;}xm = (e.x || e.clientX);ym = (e.y || e.clientY); } /* init */ function load() {/* html elements */scr = document.getElementById(“screen”);spa = scr.getElementsByTagName(“span”);img = scr.getElementsByTagName(“img”);cap = document.getElementById(“caption”);/* mouseover border */document.getElementById(“border”).onmouseover = function(){ cl = true; if(ob >= 0 && obj[ob].s > 0) obj[ob].click(); ob = -1;}/* global variables */W = parseInt(scr.style.width);H = parseInt(scr.style.height);M = W / Mg;Sx = (W – (Nx – 1) * M) / Nx;Sy = (H – (Ny – 1) * M) / Ny;Wi = Tx * Sx + (Tx – 1) * M;Hi = Ty * Sy + (Ty – 1) * M;SP = M * Tx * SP;wi = (Wi – Sx) / SP;hi = (Hi – Sy) / SP;/* create objects */for (k = 0, i = 0; i < Nx; i ++){ for (j = 0; j
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