function dropVowels(aString)
	/*****************************************************************************/
	/* This function searches for any vowels that are found in the          */
	/* argument “astring” and returns the remaining characters in the    */
	/* same order with the vowels removed                                             */
	/*****************************************************************************/
	{
	
	/*Declare variables*/
    	var resultString;
    	resultString = '';

	/*Set up a for loop to iterate over the argument string checking each character and removing the vowels*/
    	for (var position = 0; position < aString.length; position = position + 1)
    		{
        			if (!isVowel(aString.charAt(position)))
			{
	    			resultString = resultString + aString
			}
    		};
    		return resultString
	};

function poundsPence( N ) {
		// don't try this with ie3 because it's rubbish
		if ((navigator.appName.indexOf('Microsoft')>-1)
			&& (navigator.appVersion.indexOf('3.0')>-1) )
		{
			return N;
		}
		S = new String( N );
		var i = S.indexOf('.');
		if (i != -1) {
			S = S.substr( 0, i+3 );
			if (S.length-i < 3)
				S = S + '0';
		}
		else
		{
			S = S + '.00'
		}
		return S;
	};


function checkNumber(input, min, max, msg) {				 
	msg = msg + " field has invalid data: " + input;
	var str = input;
	for (var i = 0; i < str.length; i++) {
		var ch = str.substring( i, i + 1)
		if ((ch < "0" || "9" < ch) && ch != '.') {
			alert(msg);
			return false;
		}
	}
	var num = 0 + str
	if (num < min || max < num) {
		alert(msg + " not in range [" + min + ".." + max + "]");
		return false;
	}
	//input.value = str;
	return true;
}