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例子: var temp=document.getElementsByTagName("input"); for (i = 0; i < temp.length; i++) { if (temp[i].id != "" && temp[i].id!=null) { document.getElementById(temp[i].id... 阅读全文
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例子:var elems=node.getElementsByTagName(“*"); for(var i=0;i<elems.length;i++){ if(elems[i].className.indexOf(classname)!=-1) { } } a.indexOf(b)可用来判断匹配,返回b在a... 阅读全文
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iframe里可以加载一个新的网页<div id="tip" onmousedown="down(this.id)" onmousemove="move()" onmouseup="up()"> <div id="close" onclick="display()"></div> <iframe frameborder=0 id="tip_content" name="newwindow"> 阅读全文
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<script language="javascript" type="text/javascript"> functionTestAjax(){ $.ajax({ url: "http://www.www.net/", //ajax请求的路径 dataType: "json", data: "id=150"+"&r=" + Math.random(), //请求的参数 type: "post", success: function ( 阅读全文
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js:var isDrag = 0;var divMove; var divAndMouseX;//鼠标落点距离div左上角x坐标的差距 var divAndMouseY;//鼠标落点距离div左上角y坐标的差距 function down(div) { isDrag = 1; divMove = div; divAndMouseX = event.clientX - parseInt(document.getElementById(div).offsetLeft); divAndMouseY = event.clientY - parseInt(document.getElementById 阅读全文
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javascript:document.getElementById("id").focus();或javascript:document.all.id.focus();或javascript:document.all.name.focus();例子:<input type="text" name="tt" id="tt"> <input type="button" name="bt" id="bt" onclick="java 阅读全文
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var docWidth = document.body.offsetWidth; // var docHeight = document.body.offsetHeight; var divobj = document.getElementById("align"); var divWidth = divobj.offsetWidth; // var divHeight = divobj.offsetHeight; //让图片左右居中显示 var marginleft=(docWidth-divWidth)/2; divobj.style.marginLeft = mar 阅读全文
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通过offsetTop获取top值,object.offsetTopobject.style.top不能获取top值,但可以设置top值 阅读全文
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<SCRIPT LANGUAGE="javascript"> <!-- window.open ('page.html', 'newwindow', 'height=100, width=400, top=0, left=0, toolbar=no, menubar=no, scrollbars=no,resizable=no,location=no, status=no') //写成一行 --> </SCRIPT> 参数解释: <SCRIPT LANGUAGE="javas 阅读全文
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通用:border-collapse:collapse; ie7、ie8兼容border-collapse: separate。单元格分开了,有间隙ie8、FF可用:border-spacing: 0px;设置了border-collapse:collapse那么border-spacing/cellspacing就无效了table有cellspacing、cellpadding等属性 阅读全文