利用JS重写Cognos右键菜单

<mce:style type="text/css"><!-- .cMenu { BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; FONT-WEIGHT: normal; FONT-SIZE: 14px; VISIBILITY: hidden; BORDER-LEFT: #000000 1px solid; WIDTH: 150px; CURSOR: default; COLOR: #000000; LINE-HEIGHT: 20px; BORDER-BOTTOM: #000000 1px solid; FONT-FAMILY: Verdana, Arial, Helvetica, sans-serif; POSITION: absolute; BACKGROUND-COLOR: #eeeeff } .menuitems { PADDING-RIGHT: 5px; PADDING-LEFT: 5px } --></mce:style><style type="text/css" mce_bogus="1"> .cMenu { BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; FONT-WEIGHT: normal; FONT-SIZE: 14px; VISIBILITY: hidden; BORDER-LEFT: #000000 1px solid; WIDTH: 150px; CURSOR: default; COLOR: #000000; LINE-HEIGHT: 20px; BORDER-BOTTOM: #000000 1px solid; FONT-FAMILY: Verdana, Arial, Helvetica, sans-serif; POSITION: absolute; BACKGROUND-COLOR: #eeeeff } .menuitems { PADDING-RIGHT: 5px; PADDING-LEFT: 5px } </style><div id='contextMenu' class="cMenu" style="position:absolute;left:100px;top:100px"> <DIV class=menuitems onclick="alert('查看历史执行情况');" onmouseover="highLightMenu()" onmouseout="LowMenu()">查看历史执行情况</DIV> <DIV class=menuitems onclick="alert('查看批注');" onmouseover="highLightMenu()" onmouseout="LowMenu()">查看批注</DIV> <DIV class=menuitems onclick="alert('插入/修改批注'); " onmouseover="highLightMenu()" onmouseout="LowMenu()">插入/修改批注</DIV> <HR color=#aaaaaa size="0"> <DIV class=menuitems onclick="alert('关于');" onmouseover="highLightMenu()" onmouseout="LowMenu()">关于</DIV></div><mce:script language="javascript"><!--//自定义右键菜单对象var contexMenu=document.getElementById('contextMenu');//获取COGNOS对象后缀function getPostFix(){ var postFix; postFix=document.getElementById('cv.id'); return postFix;}//隐藏COGNOS右键菜单function hideContexMenu(){ contexMenu.style.visibility="hidden";}//显示cognos右键菜单function showContexMenu(){ contexMenu.style.visibility="visible"; //确定菜单显示位置 contexMenu.style.left=event.x; contexMenu.style.top=event.y; return clearCognosMenu();}//强制清除自带右键菜单function clearCognosMenu(){ var postFix=getPostFix(); return eval("oCV"+postFix.value+".bCanUseCognosViewerContextMenu=false");}//高亮显示菜单function highLightMenu(){ var menuItem=event.srcElement; if(menuItem.className="menuitems") { menuItem.style.backgroundColor="highlight"; menuItem.style.color="white"; }}//不高亮显示function LowMenu(){ var menuItem=event.srcElement; if(menuItem.className="menuitems") { menuItem.style.backgroundColor=""; menuItem.style.color="black"; }}document.body.onload=clearCognosMenu;document.body.onclick=hideContexMenu;document.body.oncontextmenu=showContexMenu;// --></mce:script>