注意是用到了 , 下列的演示
<scriptLanguage = "javaScript" type = "text/javaScript">
AdTime = 8 ؛
chancead = 1 ؛
varns = (document.layers) ؛
varie = (document.all) ؛
varw3 = (document.getElementById &&! ie) ؛
adcount = 0 ؛
وظيفة () {
if (! ns &&! ie &&! w3) return ؛
إذا (أي) addiv = eval ('document.all.sponsoraddiv.style') ؛
elseif (ns) addiv = eval ('document.layers ["prowERARADDIV"]') ؛
elseif (w3) addiv = eval ('document.getElementById ("prowERARADDIV"). style') ؛
RANDAD = MATH.CEIL (MATH.RANDOM ()*chancead) ؛
إذا (أي || W3)
addiv.vibility = "مرئي" ؛
آخر
addiv.vibility = "show" ؛
إذا (Randad == 1) Showad () ؛
}
FunctionShowad () {
if (adCount <adtime*10) {adCount+= 1 ؛
if (أي) {documentWidth = document.body.offsetWidth/2+document.body.scrollleft-20 ؛
documentheight = document.body.offsetheight/2+document.body.scrolltop-20 ؛}
elseif (ns) {documentWidth = window.innerwidth/2+window.pagexoffset-20 ؛
documentheight = window.innerheight/2+window.pageyoffset-20 ؛}
elseif (w3) {documentWidth = self.innerwidth/2+window.pagexoffset-20 ؛
documentheight = self.innerheight/2+window.pageyoffset-20 ؛}
addiv.left = documentWidth-100 ؛ addiv.top = documentheight-0 ؛
setTimeout ("Showad ()" ، 100) ؛}
}
functionClosead () {
إذا (أي || W3)
addiv.display = "none" ؛
آخر
addiv.vibility = "إخفاء" ؛
}
وظيفة $ (obj) {
returndocument.getElementByid (OBJ) ؛
}
functionCheckform () {
إذا ($ ("file1"). القيمة! = "")
{
if (/jpg|jpeg| coutbmp/i.test ($ ("file1"). value.match (//.(/ w+) $/) [0]) == false) {
تنبيه ("您只能上传图片文件") ؛