获取多个checkbox值给text
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><script language="javascript" type="text/javascript">function iframeDiplay(){document.getElementById('inId').style.display="none";document.getElementById('ifId').style.visibility="visible";}function inputOndisplay(){document.getElementById('ifId').style.visibility="hidden";document.getElementById('inId').style.display="";}function testValue(checkboxName,textName){var cValue = document.getElementById(checkboxName).value;var textObj = document.getElementById(textName);var newArr = new Array();if(document.getElementById(checkboxName).checked == true){textObj.value = textObj.value +"," + cValue;}else{newArr = textObj.value.split(",");for(var i=1;i<=newArr.length-1;i++){if(cValue == newArr){if(newArr.length <= 2){var nullArr = new Array();newArr=nullArr ;}else{newArr.splice(i,1);}}}if(newArr.length ==0){textObj.value = "";}else{for(var j=1;j<newArr.length;j++){textObj.value = "";textObj.value = textObj.value +","+ newArr;}}}//alert('---'+textObj.value);}</script><meta http-equiv="Content-Type" content="text/html; charset=gb2312" /><title>无标题文档</title></head><body><div id="inId" style=""> <table> <tr ><td><input id="c1" name="c1" type="checkbox" value="1" /></td><td><input id="c2" name="c2" type="checkbox" value="2" /></td><td><input id="valueDisplay" name="valueDisplay" type="text" value="" /></td> </tr> </table></div> <table><tr><td><a href="javascript:iframeDiplay();">iframe_display</a></td><td><a href="javascript:inputOndisplay();">hiddenIframe</a></td></tr><tr><td><div id="ifId" style="visibility:hidden" ><table width="200" border="1" ><tr ><td><iframe src="" id="abch"/></td></tr> </table></div></td></tr><tr><td></td></tr></table><br/></body></html>
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