JavaScript Examples Bible - UserWorks Technologies

400
JavaScript Examples Bible: The Essential Companion to JavaScript Bible
navigator.appCodeName
Listing 28-1 (continued)
function isGeneration3() {
return (parseInt(navigator.appVersion) == 3)
}
function isGeneration3Min() {
return (parseInt(navigator.appVersion.charAt(0)) >= 3)
}
function isNav4_7() {
return (isNav() && parseFloat(navigator.appVersion) == 4.7)
}
function isMSIE4Min() {
return (isIE() && navigator.appVersion.indexOf(“MSIE”) != -1)
}
function isMSIE5_5() {
return (navigator.appVersion.indexOf(“MSIE 5.5”) != -1)
}
function isNN6Min() {
return (isNav() && parseInt(navigator.appVersion) >= 5)
}
// element referencing syntax
function isDocAll() {
return (document.all) ? true : false
}
function isDocW3C() {
return (document.getElementById) ? true : false
}
// fill in the blanks
function checkBrowser() {
var form = document.forms[0]
form.brandNN.value = isNav()
form.brandIE.value = isIE()
form.win.value = isWindows()
form.win32.value = isWin95NT()
form.mac.value = isMac()
form.ppc.value = isMacPPC()
form.unix.value = isUnix()
form.ver3Only.value = isGeneration3()
form.ver3Up.value = isGeneration3Min()
form.Nav4_7.value = isNav4_7()
form.Nav6Up.value = isNN6Min()
form.MSIE4.value = isMSIE4Min()
form.MSIE5_5.value = isMSIE5_5()