function changeImage(a,b,c){if(document!=null&&document.getElementById(a)!=null){pathParts=document.getElementById(a).src.split("/");pathParts[pathParts.length-1]=null;pathParts=pathParts.join("/");document.getElementById(a).src=pathParts+b+"_"+c+".gif"}}function changeImagePNG(c,a,b){pathParts=document.getElementById(elementId).src.split("/");pathParts[pathParts.length-1]=null;pathParts=pathParts.join("/");c.src=pathParts+a+"_"+b+".png"}function changeImageJPG(a,b,c){pathParts=document.getElementById(a).src.split("/");pathParts[pathParts.length-1]=null;pathParts=pathParts.join("/");document.getElementById(a).src=pathParts+b+"_"+c+".jpg"}