function validateNumber(inputobj, elemid ,minChars, regValidation)
	  {
          var message = "";
		  var regExp = /^[+-]?([0-9]|\s)*(\.?)[0-9]+$/;	
          var flagerror = false;
		  
          if(inputobj.value.length < minChars) {
	
			 message="There must be at least " + minChars + " symbol(entered) " + ((minChars==1)?" in the field.":"s in the field.");
            flagerror = true;
          }
		  if(inputobj.value.length > 0)
		  {
			  if(!(regExp.test(inputobj.value)) && regValidation) 
			  {
				 message="Please enter a valid number/digit";
				flagerror = true;
			  }
	  	  }

          if( flagerror) 
		  {
            message = "Error: " + message;
            var elem = document.getElementById(elemid);
            var elem_ = document.getElementById(elemid + "_");
            elem.style.display = 'inline';
            elem_.style.display = 'inline';
            elem.innerHTML = message;
          }

          else 
		  {
            var elem = document.getElementById(elemid);
            var elem_ = document.getElementById(elemid + "_");
            elem.style.display = 'none';
            elem_.style.display = 'none';
          }
      }