function xGetComputedStyle(e,p,i)
{if(!(e=xGetElementById(e)))return null;var s,v='undefined',dv=document.defaultView;if(dv&&dv.getComputedStyle){s=dv.getComputedStyle(e,'');if(s)v=s.getPropertyValue(p);}
else if(e.currentStyle){v=e.currentStyle[xCamelize(p)];}
else return null;return i?(parseInt(v)||0):v;}