Created
July 17, 2009 10:56
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| <html> | |
| <head> | |
| <script src = "prototype-1.6.0.3.js"></script> | |
| <script language = "JavaScript"> | |
| var lineNumber = 1; | |
| function addLine() | |
| { | |
| lineName = prompt("名前："); | |
| if(lineName != null) | |
| { | |
| new Insertion.Bottom('inputTable', createLine(lineName, lineNumber)); | |
| lineNumber++; | |
| } | |
| } | |
| function createLine(lineName, lineNumber) | |
| { | |
| var result = ""; | |
| result += "<tr>"; | |
| result += "<td>" + lineName + "<input type = \"hidden\" id = \"" + lineNumber + "\" value = \"0\"/></td>"; | |
| result += "<td><input type = \"button\" onClick = \" plus(" + lineNumber + ")\"value = \"+\"/></td>"; | |
| result += "<td><input type = \"button\" onClick = \" minus(" + lineNumber + ")\"value = \"-\"/></td>"; | |
| result += "<td><span id = \"counter" + lineNumber + "\"/></td>"; | |
| result += "</tr>"; | |
| return result; | |
| } | |
| function plus(id) | |
| { | |
| var val = $(id + ''); | |
| var counter = val.value; | |
| counter++; | |
| val.value = counter; | |
| display(id, counter); | |
| } | |
| function minus(id) | |
| { | |
| var val = $(id + ''); | |
| var counter = val.value; | |
| if(counter > 0) | |
| { | |
| counter--; | |
| val.value = counter; | |
| display(id, counter); | |
| } | |
| } | |
| function display(id, counter) | |
| { | |
| var val = $('counter' + id); | |
| val.innerHTML = makeDisplayData(counter); | |
| } | |
| function makeDisplayData(counter) | |
| { | |
| result = ""; | |
| for(i=0; i<counter; i++) | |
| { | |
| result += "☆"; | |
| } | |
| return result; | |
| } | |
| </script> | |
| </head> | |
| <body> | |
| <table id = "inputTable"> | |
| </table> | |
| <p> | |
| <input type = "button" onClick = "addLine()" value = "+"/> | |
| </body> |
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