晃动的图形特效代码
演示效果:正在演示中
代码提示:按下面的注释将代码复制到<body>,</body>中
<script language="JavaScript"> <!-- step = 0; obj = new Image(); function anim(xp,xk,smer) //smer = direction { obj.style.left = x; x += step*smer; if (x>=(xk+xp)/2) { if (smer == 1) step--; else step++; } else { if (smer == 1) step++; else step--; } if (x >= xk) { x = xk; smer = -1; } if (x <= xp) { x = xp; smer = 1; } // if (smer > 2) smer = 3; <!-- 改变下面括号中的数字以变换晃动的快慢,数值越大越慢//--> setTimeout('anim('+xp+','+xk+','+smer+')', 30); } function moveLR(objID,movingarea_width,c) { if (navigator.appName=="Netscape") window_width = window.innerWidth; else window_width = document.body.offsetWidth; obj = document.images[objID]; image_width = obj.width; x1 = obj.style.left; x = Number(x1.substring(0,x1.length-2)); // 30px -> 30 if (c == 0) { if (movingarea_width == 0) { right_margin = window_width - image_width; anim(x,right_margin,1); } else { right_margin = x + movingarea_width - image_width; if (movingarea_width < x + image_width) window.alert("No space for moving!"); else anim(x,right_margin,1); } } else { if (movingarea_width == 0) right_margin = window_width - image_width; else { x = Math.round((window_width-movingarea_width)/2); right_margin = Math.round((window_width+movingarea_width)/2)-image_width; } anim(x,right_margin,1); } } //--> </script> <!-- 改变SRC后的图片名称和路径,改变TOP后的数字以改变图像离顶端的距离--> <img src="../aaaaaa" name="" style='position: absolute; top: 111px; left: 213px;' border=0 id="picture"> <script language="JavaScript"> <!--改变PICTURE后的数字以变换晃动的幅度//--> setTimeout("moveLR('picture',7033,1)",10); </script>
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