/* //:::::::::::   dynObj builder   :::::::::::\\
                  by Micah Goulart

	This script can be used as long as this
	disclaimer is left untouched.
	For bug reports or custom scripts, email me at:
	micahgoulart@mailbr.com.br

   //:::::::::::   copyright 1999   :::::::::::\\	*/

// detect browsers
browser = navigator.appName
b = (browser == "Netscape") ? "NS" : "IE"
version = navigator.appVersion
v = parseInt(version)

NS = (b == "NS" && v >= 4)
NS4 = (b == "NS" && v == 4)
NS5 = (b == "NS" && v == 5)

IE = (b == "IE" && v >= 4)
IE4 = (version.indexOf("MSIE 4") > 0)
IE5 = (version.indexOf("MSIE 5") > 0)

min = (NS || IE)

// build dynObj
function dynObj(ID, nestRef)
{	if (NS)
	{	if (NS4)
		{	this.css = (nestRef) ? eval("document."+nestRef+".document."+ID) : document.layers[ID]
			this.elm = this.event = this.css	}
		if (NS5)
		{	this.elm = document.getElementById(id)
			this.css = this.elm.style
			this.doc = document	}

		this.left = this.css.left
		this.top = this.css.top
		this.w = this.css.clip.width
		this.h = this.css.clip.height	}

	if (IE)
	{	this.css = document.all[ID].style
		this.elm = this.event = document.all[ID]
		this.left = this.elm.offsetLeft
		this.top = this.elm.offsetTop
		this.w = (IE4) ? this.css.pixelWidth : this.elm.offsetWidth
		this.h = (IE4) ? this.css.pixelHeight : this.elm.offsetHeight		}

	this.doc = (NS) ? this.css.document : document
	this.event.obj = this

	this.ID = ID
	this.ref = ID + "Obj"
	eval(this.ref + " = this")	}

d_p = dynObj.prototype;	
d_p.write = dynObjWrite
d_p.moveTo = dynObjMoveTo
d_p.moveBy = dynObjMoveBy
d_p.bgColor = dynObjBgColor
d_p.setSize = dynObjSetSize
d_p.show = dynObjShow
d_p.hide = dynObjHide
d_p.clipInit = dynObjClipInit
d_p.slideInit = dynObjSlideInit

function dynObjWrite(html)
{	if (NS)
	{	this.doc.open()
		this.doc.write(html)
		this.doc.close()	}
	if (IE) this.event.innerHTML = html		}

function dynObjMoveTo(left,top)
{	if (left != null)
	{	this.left = left
		if (NS) this.css.left = this.left
		else this.css.pixelLeft = this.left	}

	if (top != null)
	{	this.top = top
		if (NS) this.css.top = this.top
		else this.css.pixelTop = this.top	}
		}

function dynObjMoveBy(left,top)
{	this.moveTo(this.left+left, this.top+top)	}

function dynObjBgColor(color)
{	if (NS) this.doc.bgColor = color;
	if (IE) this.css.backgroundColor = color;	}
	
function dynObjSetSize(width, height)
{	if (NS)
	{	if (width) this.css.clip.width = width;
		if (height) this.css.clip.height = height;	}
	if (IE)
	{	if (width) this.css.width = width;
		if (height) this.css.height = height;	}
			}

function dynObjShow()
{	this.css.visibility = (NS) ? "show" : "visible"	}
function dynObjHide()
{	this.css.visibility = (NS) ? "hide" : "hidden"	}

function dynObjClipInit(clipTop,clipRight,clipBottom,clipLeft)
{	this.clipTo = dynObjClipTo
	this.clipBy = dynObjClipBy
	this.clipValues = dynObjClipValues
	if (IE)
	{	if (arguments.length == 4)	this.clipTo(clipTop,clipRight,clipBottom,clipLeft)
		else this.clipTo(0, this.w, this.h, 0)	}
				}

function dynObjClipTo(t,r,b,l)
{	if (t == null) t = this.clipValues("t")
	if (r == null) r = this.clipValues("r")
	if (b == null) b = this.clipValues("b")
	if (l == null) l = this.clipValues("l")
	if (NS)
	{	this.css.clip.top = t
		this.css.clip.right = r
		this.css.clip.bottom = b
		this.css.clip.left = l	}
	else if (IE)
	{	if (r > 0 && b > 0) this.setSize(r,b)
		this.css.clip = "rect("+t+"px "+r+"px "+b+"px "+l+"px)"	}
	this.w = r
	this.h = b	}

function dynObjClipBy(t,r,b,l)
{	this.clipTo(this.clipValues("t")+t,this.clipValues("r")+r, this.clipValues("b")+b,
	this.clipValues("l")+l)	}
	
function dynObjClipValues(which)
{	if (IE) var clipV = this.css.clip.split("rect(")[1].split(")")[0].split("px")
	if (which == "t") return (NS) ? this.css.clip.top : Number(clipV[0])
	if (which == "r") return (NS) ? this.css.clip.right : Number(clipV[1])
	if (which == "b") return (NS) ? this.css.clip.bottom : Number(clipV[2])
	if (which == "l") return (NS) ? this.css.clip.left : Number(clipV[3])		}
	
d_p.clipInit = dynObjClipInit
d_p.clipTo = dynObjClipTo
d_p.clipBy = dynObjClipBy
d_p.clipValues = dynObjClipValues

function dynObjSlideInit()
{	this.slideTo = dynObjSlideTo;
	this.slideBy = dynObjSlideBy;
	this.slideStart = dynObjSlideStart;
	this.slide = dynObjSlide;	}

function dynObjSlideTo(endX,endY,inc,speed,Fn)
{	if (endX==null) endX = this.left
	if (endY==null) endY = this.top
	var distX = endX-this.left
	var distY = endY-this.top
	this.slideStart(endX,endY,distX,distY,inc,speed,Fn)	}
	
function dynObjSlideBy(distX,distY,inc,speed,Fn)
{	var endX = this.left + distX
	var endY = this.top + distY
	this.slideStart(endX,endY,distX,distY,inc,speed,Fn)	}
	
function dynObjSlideStart(endX,endY,distX,distY,inc,speed,Fn)
{	if (this.slideActive) return
	var num = Math.sqrt(Math.pow(distX,2) + Math.pow(distY,2))/inc
	if (num == 0) return
	var dX = distX/num
	var dY = distY/num
	if (!Fn) Fn = null
	this.slideActive = true
	this.slide(dX,dY,endX,endY,num,1,speed,Fn)	}
	
function dynObjSlide(dX,dY,endX,endY,num,i,speed,Fn)
{	if (!this.slideActive) return
	if (i++ < num)
	{	this.moveBy(dX,dY)
		setTimeout(this.ref + ".slide("+dX+","+dY+","+endX+","+endY+","+num+","+i+","+speed+
		",\""+Fn+"\")", speed)	}
	else
	{	this.slideActive = false
		this.moveTo(endX, endY)
		eval(Fn)	}
			}
d_p.slideInit = new Function()
d_p.slideTo = dynObjSlideTo
d_p.slideBy = dynObjSlideBy
d_p.slideStart = dynObjSlideStart
d_p.slide = dynObjSlide

function css(ID,left,top,width,height,color,vis,z,other)
{	if (ID == "START") return "<STYLE TYPE='text/css'>\n"
	else if (ID == "END") return "</STYLE>"
	var str = (left != null && top != null)? "#"+ID+" {position:absolute; left:" + left +
	"px; top:"+top+"px;" : "#"+ID+" {position:relative;"
	
	var l = arguments.length
	if (l >= 4 && width != null) str += " width:"+width+"px;"
	
	if (l >= 5 && height != null)
	{	str += " height:" + height + "px;"
		if (l < 9 || other.indexOf("clip") == -1)
			str += " clip:rect(0px "+width+"px "+height+"px 0px);"	}
			
	if (l >= 6 && color != null)
		str += (NS) ? " layer-background-color:"+color+";" : " background-color:"+color+";"
		
	if (l >= 7 && vis != null) str += " visibility:"+ vis + ";"
	
	if (l >= 8 && z != null) str += " z-index:" + z + ";"
	
	if (l == 9 && other != null) str += " " + other
	
	str += "}\n"
	return str	}

function writeCSS(str,showAlert)
{	str = css("START") + str + css("END")
	document.write(str)
	if (showAlert) alert(str)	}