function handleEnter(field,event,field2) {var keyCode=event.keyCode?event.keyCode:event.which?event.which:event.charCode;if(keyCode==13) {if(!field2) {var i;for(i=0;i31&&(charCode<48||charCode>57)&&charCode!=46&&charCode!=45) {return false;}else {return true;}} function validate_not_empty(elem) {if(elem.value.length==0) {elem.value='0';} return;} function validate_num(elem,evt,elem2) {var charCode=(evt.which)?evt.which:event.keyCode;var s=false;if(charCode==13) {s=handleEnter(elem,evt,elem2);} if(charCode>31&&(charCode<48||charCode>57)) {return false;}else {return true;}} function call_script_and_populate(script_name,elem_to_populate,param_name,param_value) {var url=script_name+"?"+param_name+"="+param_value;var resp='';var ret=true;if(window.XMLHttpRequest) {req=new XMLHttpRequest();}else if(window.ActiveXObject) {req=new ActiveXObject("Microsoft.XMLHTTP");} req.onreadystatechange=function() {if(req.readyState==4) {if(req.status==200) {resp=req.responseText;if(resp) {start_body_text="";start_pos=resp.indexOf("")+start_body_text.length;end_pos=resp.indexOf("");window.opener.document.getElementById(elem_to_populate).value=resp.substring(start_pos,end_pos);}}else {alert('Loading Error: [ '+req.status+' ] '+req.statusText);}}} req.open("GET",url,false);req.send(null);return ret;} function call_script_and_populate_in_same_win(url_name,show_alert,elem_to_populate) {var url=url_name;var resp='';var show_msg='';var ret=true;if(window.XMLHttpRequest) {req=new XMLHttpRequest();}else if(window.ActiveXObject) {req=new ActiveXObject("Microsoft.XMLHTTP");} req.onreadystatechange=function() {if(req.readyState==4) {if(req.status==200) {resp=req.responseText;if(resp) {start_body_text="";start_pos=resp.indexOf("")+start_body_text.length;end_pos=resp.indexOf("");if(resp.indexOf("")>0) {show_msg=resp.substring(start_pos,end_pos);}else {show_msg=resp;} if(show_alert) {alert(show_msg);}else {if(elem_to_populate) {document.getElementById(elem_to_populate).value=show_msg;}}}}else {alert('Loading Error: [ '+req.status+' ] '+req.statusText);}}} req.open("GET",url,false);req.send(null);return ret;} function print_window(window_url,window_width,window_height) {if(window_width==null) {window_width="800";window_height="640";} var features='toolbar=yes,directories=no,location=no,status=yes,menubar=no,resizable=no,scrollbars=yes,width='+window_width+' ,height='+window_height;window.open(window_url,'PrintWin',features);} function clearform() {for(i=0;i