var preloadFlag=false;function newImage(arg){if(document.images){rslt=new Image();rslt.src=arg;return rslt;}}function changeImages(){if(document.images&&(preloadFlag==true)){for(var i=0;i<changeImages.arguments.length;i+=2){document[changeImages.arguments[i]].src=changeImages.arguments[i+1];}}}function preloadImages(){if(document.images){email0=newImage("images/email0.gif");email1=newImage("images/email1.gif");rscontact0=newImage("images/rscontact0.gif");rscontact1=newImage("images/rscontact1.gif");camp0=newImage("images/camp0.gif");camp1=newImage("images/camp1.gif");preloadFlag=true;}}