function init(){aj=Ajax();isIE=false;}function field_init(f){if(navigator.userAgent.indexOf("Safari")>0){f.addEventListener("keydown",field_key_press,false);}else{if(navigator.product=="Gecko"){f.addEventListener("keypress",field_key_press,false);}else{f.attachEvent("onkeydown",field_key_press);f.blur();isIE=true;}}}function field_key_press(_2){if(_2.keyCode==27){clear_field(field);}}function clear_field(f){f.value="";}function Ajax(){var o=false;if(typeof XMLHttpRequest!="undefined"){o=new XMLHttpRequest();}else{try{o=new ActiveXObject("Msxml2.XMLHTTP");}catch(e){try{o=new ActiveXObject("Microsoft.XMLHTTP");}catch(E){o=false;}}}return o;}