var zxcBlankImg=''; // a blank .gif as a background image or null if not required null;


// Functional Code - NO NEED to Change

var zxcOOPCnt=0;

function zxcZoomText(zxcobj,zxcssz,zxcfsz,zxcspd)
{
	if (typeof(zxcobj)=='string')
	{ 
 		zxcobj=document.getElementById(zxcobj); 
	}

 	if (!zxcobj.oopct)
	{
  		zxcspd=zxcspd||100;
  		if (zxcBlankImg)
		{ 
			zxcobj.style.backgroundImage='url('+zxcBlankImg+')'; 
		}
		zxcobj.oopct=new zxcOOPTxtZoom(zxcobj,zxcssz,zxcfsz,zxcspd);
	}
 
	clearTimeout(zxcobj.oopct.to);
	zxcobj.oopct.minmax[4]*=-1;
	zxcobj.oopct.cngtxt();
}

function zxcOOPTxtZoom(zxcobj,zxcssz,zxcfsz,zxcspd)
{
	this.obj=zxcobj;
 
	if (zxcobj.style.position)
	{
		if (zxcobj.style.position='absolute')
		{
			this.abs=[zxcobj.offsetLeft,zxcobj.offsetWidth];
		}
	}
	this.ref='zxcoopct'+zxcOOPCnt++;
	window[this.ref]=this;
	this.minmax=[zxcssz,Math.min(zxcssz,zxcfsz),Math.max(zxcssz,zxcfsz),zxcspd,(zxcssz<zxcfsz)?-1:1];
	this.to=null;
}

zxcOOPTxtZoom.prototype.cngtxt=function()
{
	if ((this.minmax[4]>0&&this.minmax[0]<this.minmax[2])||(this.minmax[4]<0&&this.minmax[0]>this.minmax[1]))
	{
		this.obj.style.fontSize=(this.minmax[0]+=this.minmax[4])+'px';
		if (this.abs)
		{
			this.obj.parentNode.style.width=(this.obj.offsetWidth+parseInt(this.obj.style.fontSize))+'px';
			this.obj.parentNode.style.left=(parseInt(this.obj.style.fontSize)/2)+'px';
  		}
		this.to=this.setTimeOut('cngtxt();',this.minmax[3]);
	}
}

zxcOOPTxtZoom.prototype.setTimeOut=function(zxcf,zxcd)
{
	this.to=setTimeout('window.'+this.ref+'.'+zxcf,zxcd);
}