var img_preload=new Array();function hover(id1,id2,itself){function mausover(){if(element2.src.substr(element2.src.length-5,1)=="n"){element2.src=element2.src.substr(0,element2.src.length-5)+"a.png";if(itself){element1.src=element1.src.substr(0,element1.src.length-5)+"a.png";}}}function mausout(){if(element2.src.substr(element2.src.length-5,1)=="a"){element2.src=element2.src.substr(0,element2.src.length-5)+"n.png";if(itself){element1.src=element1.src.substr(0,element1.src.length-5)+"n.png";}img_preload[img_preload.length]=new Image();img_preload[img_preload.length-1].src=element2.src;}}if(document.getElementById(id1)){var element1=document.getElementById(id1);if(id2){var element2=document.getElementById(id2);}else{var element2=document.getElementById(id1);}img_preload[img_preload.length]=new Image();img_preload[img_preload.length-1].src=element2.src.substr(0,element2.src.length-5)+"a.png";element1.onmouseover=mausover;element1.onmouseout=mausout;}}