/**
 *
 * common.js
 * Javascript 1.0
 * iO2 Consulting
 * info@iO2Consulting.com
 * November 2002
 *
 */
 
 
//from quirksmode - modified

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}

var clipTop = 0;
var clipWidth = 280;
var clipBottom = 455;
var topper = 0;
var lyrheight = 0;
var time,amount,theTime,theHeight,DHTML;

function init(layername)
{
	DHTML = (document.getElementById || document.all || document.layers)
	if (!DHTML) return;
	var x = new getObj(layername);
	if (document.layers)
	{
		lyrheight = x.style.clip.bottom;
		lyrheight += 20;
		x.style.clip.top = clipTop;
		x.style.clip.left = 0;
		x.style.clip.right = clipWidth;
		x.style.clip.bottom = clipBottom;
	}
	else if (document.getElementById || document.all)
	{
		lyrheight = x.obj.offsetHeight;
		lyrheight += 40;
		x.style.clip = 'rect('+clipTop+'px,'+clipWidth+'px,'+clipBottom+'px,0)';
	}
}

function getLayerHeight(layername)
{
	var thisLayerHeight = 0;

	DHTML = (document.getElementById || document.all || document.layers)
	if (!DHTML) return;
	var x = new getObj(layername);
	if (document.layers)
	{
		thisLayerHeight = x.style.clip.bottom;
		thisLayerHeight += 20;
		
		return thisLayerHeight;
	}
	else if (document.getElementById || document.all)
	{
		thisLayerHeight = x.obj.offsetHeight;
		thisLayerHeight += 40;
		return thisLayerHeight;
	}
}

function scrollayer(layername,amt,tim)
{
	var lyrhght;
	
	lyrhght = getLayerHeight(layername);

	if (!DHTML) return;
	thelayer = new getObj(layername);
	if (!thelayer) return;
	lyrheight = lyrhght;
	amount = amt;
	theTime = tim;
	realscroll();
}

function realscroll()
{
	if (!DHTML) return;
	clipTop += amount;
	clipBottom += amount;
	topper -= amount;
	if (clipTop < 0 || clipBottom > lyrheight)
	{
		clipTop -= amount;
		clipBottom -= amount;
		topper += amount;
		return;
	}
	if (document.getElementById || document.all)
	{
		clipstring = 'rect('+clipTop+'px,'+clipWidth+'px,'+clipBottom+'px,0)';
		thelayer.style.clip = clipstring;
		thelayer.style.top = topper + 'px';
	}
	else if (document.layers)
	{
		thelayer.style.clip.top = clipTop;
		thelayer.style.clip.bottom = clipBottom;
		thelayer.style.top = topper;
	}
	time = setTimeout('realscroll()',theTime);
}

function stopScroll()
{
	if (time) clearTimeout(time);
}

//end quirksmode 

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function P7_VScroller(el,dr,ty,oy,spd) { //v1.6 by PVII
 var g,gg,fr,sp,pa='',slw=true,m=false,h,ly;ty=parseInt(ty);
 if((g=MM_findObj(el))!=null){gg=(document.layers)?g:g.style;}else{return;}
 if(dr=="Stop"){if(g.toMove){clearTimeout(g.p7Magic);}g.toMove=false;}
 if((parseInt(navigator.appVersion)>4 || navigator.userAgent.indexOf("MSIE")>-1)&& !window.opera){pa="px";}
 if(navigator.userAgent.indexOf("NT")>-1 || navigator.userAgent.indexOf("Windows 2000")>-1){slw=false;}
 if(spd=="Slow"){sp=(slw)?2:1;fr=(slw)?40:30;}else if(spd=="Medium"){sp=(slw)?4:1;fr=(slw)?40:10;
 }else{sp=(slw)?8:4;fr=(slw)?40:10;}if(spd=="Warp"){sp=5000;}var yy=parseInt(gg.top);if(isNaN(yy)){
 if(g.currentStyle){yy=parseInt(g.currentStyle.top);}else if(document.defaultView){
 yy=parseInt(document.defaultView.getComputedStyle(g,"").getPropertyValue("top"));}else{yy=0;}}
 if(document.all || document.getElementById){h=parseInt(g.offsetHeight);
 if(!h){h=parseInt(g.style.pixelHeight);}
 }else if(document.layers){h=parseInt(g.clip.height);}ly=ty+parseInt(oy)-h;
 if(dr=="Down"){if(yy>ly){m=true;yy-=sp;if(yy<ly){yy=ly;}}}
 if(dr=="Up"){if(yy<ty){m=true;yy+=sp;if(yy>ty){yy=ty;}}}
 if(dr=="Reset"){gg.top=ty+pa;if(g.toMove){clearTimeout(g.p7Magic);}g.toMove=false;}
 if(m){gg.top=yy+pa;if(g.toMove){clearTimeout(g.p7Magic);}g.toMove=true;
  eval("g.p7Magic=setTimeout(\"P7_VScroller('"+el+"','"+dr+"',"+ty+","+oy+",'"+spd+"')\","+fr+")");
 }else{g.toMove=false;}
}