function swapIt( imgNum, imgSrc ) {
  var theSrc = "http://www.onevoicetech.com/images/nav_" + imgSrc + ".gif";
  document.images[imgNum].src = theSrc;
}

function bullets( imgNum, imgSrc ) {
  var theSrc = "http://www.onevoicetech.com/images/bullet_" + imgSrc + ".gif";
  document.images[imgNum].src = theSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function preloadImgs()
{
  MM_preloadImages('http://www.onevoicetech.com/images/nav_tech_ovr.gif','http://www.onevoicetech.com/images/nav_serv_ovr.gif','http://www.onevoicetech.com/images/nav_solu_ovr.gif','http://www.onevoicetech.com/images/nav_part_ovr.gif','http://www.onevoicetech.com/images/nav_news_ovr.gif','http://www.onevoicetech.com/images/nav_abou_ovr.gif','http://www.onevoicetech.com/images/nav_care_ovr.gif');
}