// JavaScript Document



	function trim(pstrString)

	{

	var intLoop=0;



	for(intLoop=0; intLoop<pstrString.length; )

	{

			if(pstrString.charAt(intLoop)==" ")

					{

					pstrString=pstrString.substring(intLoop+1, pstrString.length);

					}

			else



					break;

	}



	for(intLoop=pstrString.length-1; intLoop>=0; intLoop=pstrString.length-1)

	{

			if(pstrString.charAt(intLoop)==" ")

					pstrString=pstrString.substring(0,intLoop);

			else

					break;

	}

	return pstrString;

	}

	

	function isNumeric(number)

	{

		 var characters="0123456789.";

		 var tmp;

		 var lTag;

		 lTag = 0;

		 temp = (number.length);

		 for (var i=0;i<temp;i++)

		 {

				 tmp=number.substring(i,i+1);

				 if (characters.indexOf(tmp)==-1)

				 {

						 lTag = 1;

				 }

		 }

		 if(lTag == 1)

		 {

				 return false;

		 }

		 else

		 {

				 return "ok";

		 }

	}