ÿþvar isNav, isIE

var version = parseInt(navigator.appVersion)

var coll = ""

var styleObj = ""

/*

alert(

	navigator.appName +"\n"+ 

	navigator.appVersion +"\n"+

	parseInt(navigator.appVersion)

)

*/

if (version >= 4) {

	if (navigator.appName == "Netscape") {

		isNav = true

		if (version >= 5) {

			styleObj = ".style"

		}

	} else {

		isIE = true

		coll = "all."

		styleObj = ".style"

	}

}



function getObj(objName, frame) {

	if (frame == null) {

		frame = ""

	} else if (frame != null && frame != "" && frame.indexOf(".") == -1) {

		frame += "."

	}

	if (isNav && version >= 5) {

		return eval(frame + "document.getElementById('" + objName + "')")

	} else {

		return eval(frame + "document." + coll + objName)

	}

}



function getObjStyle(objName, frame) {

	if (frame == null) {

		frame = ""

	} else if (frame != null && frame != "" && frame.indexOf(".") == -1) {

		frame += "."

	}

	var obj

	if (isNav && version >= 5) {

		if (eval(frame + "document.getElementById('" + objName + "')") != null) {

			return eval(frame + "document.getElementById('" + objName + "')" + styleObj)

		}

	} else if ((obj = getObj(objName, frame)) != null) {

		return obj.style

	}

}



function setRadioFocus(obj) {

	if (isNav && version >= 5) {

		obj.focus()

	} else {

		obj[0].focus()

	}

}



function getKey(evt) {

	if (isNav && version <= 4) {

		return evt.which

	} else if (isNav) {

		return String.fromCharCode(evt.which)

	} else {

		return String.fromCharCode(window.event.keyCode)

	}

}



function getKeyCode(evt) {

	if (isNav) {

		return evt.which

	} else {

		return window.event.keyCode

	}

}



function isShiftKey(evt)  {

	if (isNav && version <= 4) {

		return evt.modifiers & Event.SHIFT_MASK

	} else if (isNav) {

		return evt.shiftKey

	} else {

		return window.event.shiftKey

	}

}



function isAltKey(evt)  {

	if (isNav && version <= 4) {

		return evt.modifiers & Event.ALT_MASK

	} else if (isNav) {

		return evt.altKey

	} else {

		return window.event.altKey

	}

}



function isControlKey(evt)  {

	if (isNav && version <= 4) {

		return evt.modifiers & Event.CONTROL_MASK

	} else if (isNav) {

		return evt.ctrlKey

	} else {

		return window.event.ctrlKey

	}

}



function getPageLeft(obj)  {

	if (isNav) {

		return obj.pageX

	} else {

		return obj.offsetLeft

	}

}



function getPageTop(obj)  {

	if (isNav) {

		return obj.pageY

	} else {

		return obj.offsetTop

	}

}



function getObjHeight(obj) {

	if (isNav) {

		return obj.clip.height

	} else {

		return obj.offsetHeight

	}

}



function getObjWidth(obj) {

	if (isNav) {

		return obj.clip.width

	} else {

		return obj.offsetWidth

	}

}



function getObjLeft(obj)  {

	if (isNav) {

		return obj.left

	} else {

		return obj.pixelLeft

	}

}



function getObjTop(obj)  {

	if (isNav) {

		return obj.top

	} else {

		return obj.pixelTop

	}

}



function getInsideWindowWidth() {

	if (isNav) {

		return window.innerWidth

	} else {

		return document.body.clientWidth

	}

}



function getInsideWindowHeight() {

	if (isNav) {

		return window.innerHeight

	} else {

		return document.body.clientHeight

	}

}



function isVisible(obj) {

	return (obj.visibility != "hidden")

}



function show(obj) {

	obj.visibility = "visible"

}



function hide(obj) {

	obj.visibility = "hidden"

}



function shiftTo(obj, x, y) {

	if (isNav) {

		obj.moveTo(x,y)

	} else {

		obj.pixelLeft = x

		obj.pixelTop = y

	}

}



function shiftBy(obj, deltaX, deltaY) {

	if (isNav) {

		obj.moveBy(deltaX, deltaY)

	} else {

		obj.pixelLeft += deltaX

		obj.pixelTop += deltaY

	}

}



function getTarget(evt) {

	if (isNav && version <= 4) {

		var clickX = evt.pageX

		var clickY = evt.pageY

		var testObj

		for (var i = document.layers.length - 1; i >= 0; i--) {

			testObj = document.layers[i]

			if (

				(clickX > testObj.left) && 

				(clickX < testObj.left + testObj.clip.width) && 

				(clickY > testObj.top) && 

				(clickY < testObj.top + testObj.clip.height)

			) {

				return testObj

			}

		}

	} else if (isNav) {

		return evt.target

	} else {

		return window.event.srcElement

	}

}



function setNSEventCapture() {

	if (isNav) {

		document.captureEvents(Event.MOUSEDOWN | Event.MOUSEMOVE | Event.MOUSEUP)

	}

}



var searchText = ""

var range = null

function doFind(obj, findAgain) {

	if (isNav) {

		find()

	} else {

		if (findAgain == null) {

			searchText = prompt("Find what?", searchText)

			range = obj.createTextRange()

		} else {

			if (range == null) return

			range.move("character")

		}

		if (range.findText(searchText)) {

			range.select()

		} else {

			alert("Not found.")

			range = null

		}

	}

}