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Dicas
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ASP - Active Server Page (Miscelâneas)
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Título da Dica: Efeitos na StatusBar
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Postada em 9/10/2003 por Tekki
<SCRIPT LANGUAGE="JavaScript">
var speed = 10
var pause = 1500
var timerID = null
var bannerRunning = false
var ar = new Array()
ar[0] = "1 2 3 4"
ar[1] = "1 2 3 4 5 6"
ar[2] = "1 2 3 4 5 6 7 8"
ar[3] = "1 2 3 4 5 6 7 8 9 10 11"
var message = 0
var state = ""
clearState()
function stopBanner() {
if (bannerRunning)
clearTimeout(timerID)
timerRunning = false
}
function startBanner() {
showBanner()
}
function clearState() {
state = ""
for (var i = 0; i < ar[message].length; ++i) {
state += "0"
}
}
function showBanner() {
if (getString()) {
message++
if (ar.length <= message)
message = 0
clearState()
timerID = setTimeout("showBanner()", pause)
}
else {
var str = ""
for (var j = 0; j < state.length; ++j) {
str += (state.charAt(j) == "1") ? ar[message].charAt(j) : " "
}
window.status = str
timerID = setTimeout("showBanner()", speed)
}
}
function getString() {
var full = true
for (var j = 0; j < state.length; ++j) {
if (state.charAt(j) == 0)
full = false
}
if (full) return true
while (1) {
var num = getRandom(ar[message].length)
if (state.charAt(num) == "0")
break
}
state = state.substring(0, num) + "1" + state.substring(num + 1, state.length)
return false
}
function getRandom(max) {
var now = new Date()
var num = now.getTime() * now.getSeconds() * Math.random()
return num % max
}
startBanner()
</SCRIPT>
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