var buttons=null;var altButtons=null;var ctlButtons=null;function RegisterButtonForKeyEvent(a,b){if(!buttons){buttons=new Array()}buttons[b]=a}function RegisterButtonForAltKeyEvent(a,b){if(!altButtons){altButtons=new Array()}altButtons[b]=a}function RegisterButtonForCtlKeyEvent(a,b){if(!ctlButtons){ctlButtons=new Array()}ctlButtons[b]=a}function handleKeyPress(a){if(!a){a=window.event}if(a){var b=null;if(altButtons&&a.altKey&&!a.ctrlKey&&!a.shiftKey){b=altButtons[a.keyCode]}else{if(ctlButtons&&a.ctrlKey&&!a.altKey&&!a.shiftKey){b=ctlButtons[a.keyCode]}else{if(buttons){b=buttons[a.keyCode]}}}if(b&&b.length>0){btn=document.getElementById(b);if(btn){if(btn.click){btn.click()}else{if(btn.onclick){btn.onclick()}}}}}};