function ckString(formPart)
{
    var illegalChars = "#$%^&+=?'`~";
	for (var i = 0; i < illegalChars.length; i++) 
	{
			var illchar = illegalChars.substr(i,1);
			if (formPart.indexOf(illchar)>-1) 
		{
				return false;
		}

	}
}

function verifyChars()
{
    var f = document.forms[0].elements;

    if ((f.length > 0))
	{
    	for (var i = 0; i < f.length; i++)
		{
			var formPart = f[i].value;
   				if(ckString(formPart)==false)
			{
   					alert("Sorry, the following are illegal characters:#$%^&+=?'`~");
	   					return false;

   			}
		}
	}
}