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}
catch(java.lang.Exception ex)
{
ex.printStackTrace();
}
}//
63.最小化窗口
window.blur()//
64.文档的路径
document.URL//
65.定时执行某段程序
setTimeout("change_color()",600); 66.设置为主页
function makeHome(){
netscape.security.PrivilegeManager.enablePrivilege("UniversalPreferencesWrite");
navigator.preference("browser.startup.homepage", location.href);
}// 67.设置为收藏
function addFav(){
if(ie)
window.external.AddFavorite(location.href,'WWW.OGRISH.COM : GROTESQUE MOVIES AND PICTURES');
if(ns)
alert("Thanks for the bookmark!\n\nNetscape users click OK then press CTRL-D");
}// 68.判断cookie是否可用
navigator.cookieEnabled;// 69.显示有模式的有页面的弹出窗口
function setbgcolor_onclick()
{
var color = showModalDialog("/mailpage/compose/colorsel.html",0,"help=0");
if (color != null)
{
document.compose.bgcolor.value = color;
}
}//
70.截取小数点后两位
var a=3454545.4454545;
alert(a.toFixed(2));//
71.禁止选择页面上的文字来拷贝
<script>
function noEffect() {
with (event) {
returnValue = false;
cancelBubble = true;
}
return;
}
</script>
<body onselectstart="noEffect()" oncontextmenu="noEffect()">//
72.屏蔽右键菜单
oncontextmenu="event.returnValue = false"// 73.事件禁止起泡
event.cancelBubble = true// 74.禁止在输入框打开输入法
<input style="ime-mode: disabled">// 75.屏蔽汉字和空格
<input name="txt"><input type="submit" onClick="alert(!/[^ -}]|\s/.test(txt.value))">// 76.用javascript判断文件是否存在
function Exists(filespec)
{
if (filespec)
{
var fso;
fso = new ActiveXObject("Scripting.FileSystemObject");
alert(fso.FileExists(filespec));
}
}
选择图片 <input type=file name=f1><p>
<input type="submit" onClick="Exists(f1.value)">// 77.获得当前的文本框选中的文字
<input onmouseup="alert(document.selection.createRange().text)" value=123>// 78.跳转至目标页面，同时不可返回
<a href="javascript:location.replace('http://www.sohu.com/')">sohu.com</a>//
79.获得当前的行是表格的第几行
<script>
function getrow(obj)
{
if(event.srcElement.tagName=="TD"){
curRow=event.srcElement.parentElement;
alert("这是第"+(curRow.rowIndex+1)+"行");
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