/////// funcs

	//// UTILS
	function build_url_from_parms(parms,prefix)
	{
		var pass = '';
		var count = 0;
		
		for(var index in parms) 
		{
			//if (!parms_list.contains(index.replace(prefix)) || parms[index] =='undefined' || index == 'undefined') {
			//	continue;}
			if (count!=0){ pass += '&' }
			pass +=	index +'='+ parms[index];		

			count++;
		} // EOF FOR
		
		return pass;
	} /// --



function IsNumeric(sText)
{
	var ValidChars = "0123456789.";
	var IsNumber=true;
	var Char;
	
	
	for (i = 0; i < sText.length && IsNumber == true; i++) 
				{ 
				Char = sText.charAt(i); 
				if (ValidChars.indexOf(Char) == -1) 
							{
							IsNumber = false;
							}
				}
	return IsNumber;
}