keywords.js

本代码是为客户联系管理而做的系统

var cnt;

cnt = 0;
function addToList()
{
var pos;
var i;
	sText = document.faqform.txtAdd.value.split(",");
	for(i=0;i<sText.length;i++)
	{
		if (!valid(sText[i]))
			return false;
	}
	for(i=0;i<sText.length;i++)
	{
		NewItem = new Option(sText[i],sText[i],false,false);
		pos = cnt;
		document.faqform.cmbAdd.options[pos]=NewItem;
		cnt++;
	}
	document.faqform.txtAdd.value = "";
	document.faqform.txtAdd.focus();	
	return false;
}
function valid(wldBeVal)
{
if (wldBeVal == "")
{
	alert("Please type in a value");
	return false;
}	
invalidChars = new Array(" ", "!", "^","~","#","%","&","*","(",")","_","-","+","=","|","\\","{","}",
						"[","]",";",":","'","\"","<",">",",",".","?","/");
	
	for (j=0;j<invalidChars.length; j++)
	{
	
		if (wldBeVal.indexOf(invalidChars[j]) > -1)
		{
			alert("Invalid charactor '" + invalidChars[j] + "'");
			return false;
		}
	}
	
if (compareStrings(wldBeVal))
	{
		return true;
	}
else
	return false;
	
return true;	
}

function compareStrings(wldBeVal)
{
for (i=0;i<document.faqform.cmbAdd.options.length;i++)
{
	if (document.faqform.cmbAdd.options[i].text == wldBeVal)
	{
		alert("The text '" + wldBeVal + "' has already been added...");
		return false;
	}
}
return true;
}

function removeFromList()
{
if (document.faqform.cmbAdd.selectedIndex == -1)
{
	alert("Please select an item to remove");
	return false;
}	
for (i=document.faqform.cmbAdd.options.length - 1;i>=0; i--) 
   { 
	   if (document.faqform.cmbAdd.options[i].selected) 
       { 
           document.faqform.cmbAdd.options[i] = null; 
		   cnt--;
       } 
   } 

return true;
}

function postThis()
{
var postVals;
postVals = "";
var Options;
Options = document.faqform.cmbAdd.options; 
for (i=0; i < Options.length; i++)
		postVals = postVals == "" ? Options[i].text : postVals + "," + Options[i].text;
 
   document.faqform.hidListVals.value = postVals; 
   return true;
}

function retrieveVals()
{
var Options;
var listVals;
var hidVals;
Options = document.faqform.cmbAdd.options; 
hidVals = document.faqform.hidListVals.value;
listVals = hidVals.split(",");

if (hidVals != '')
{
	for (i=0; i < listVals.length; i++)
	{
		NewItem = new Option(listVals[i],listVals[i],false,false);
		Options[i] = NewItem;
	}
	if (listVals.length > 0) cnt = listVals.length;
	}
}