arrImg = new Array ("/images/homepage/background/bg_201003_nspire2_tennis.jpg ", 
										"/images/homepage/background/bg_201003_nspire2_guitarist.jpg ",
										"/images/homepage/background/bg_201003_nspire2_acrobat.jpg");		
//arrLink = new Array("http://education.ti.com/us/homenumbers", "http://www.84silver.com");		
//arrAlt = new Array("","");
//arrNewWin = new Array("_self","_self");	
myNum=Math.floor(arrImg.length * Math.random());	
bgimg='<img src="'+ arrImg[myNum]+ '" border="0" align="absmiddle" width="960" height="449">';

//hide footer horizontal line
document.write("<style type='text/css'>#footer {background-image:none;}</style>");