smallSizes = new Array(100,75);
mediumSizes = new Array(160,120);
pageName = 'snow_management.htm';
scriptName = 'snow_management.js';
countX = 4;
countY = 2;

// sections: name, small images path, medium images path, big images path
// images: name, src, big width, big height
var arImages = new Array(
/*
  new Array('Equipment','images/residential/small/','images/residential/medium/','images/residential/big/',
    new Array(
      new Array('Photo 1','dsc01854.jpg',800,600)
    )
  ),

  new Array('Snow','images/residential/small/','images/residential/medium/','images/residential/big/',
    new Array(
      new Array('Photo 1','snowtruck2.jpg',640,480)
    )
  )
*/

  new Array('SNOW','snow','images/residential/small/','images/residential/medium/','images/residential/big/',
    new Array(
      new Array('Photo 1','LoaderwithPusher.jpg',400,225),
      new Array('Photo 2','pilingmoresnow.jpg',800,600),
      new Array('Photo 3','pilingsnow.jpg',800,600),
      new Array('Photo 4','snowequipment.jpg',428,273),
      new Array('Photo 5','snowremove-shelly.jpg',281,160),
      new Array('Photo 6','snowtruck2_1.jpg',640,480),
      new Array('Photo 7','snowtrucks.jpg',393,147)
    )
  )

)

section = getParameter(self.document.location.href, 'section');
var sectionIndex = 0;

if (section != '') {
  for (var i=0; i<arImages.length; i++) {
    if (arImages[i][1] == section) {
	  sectionIndex = i;
	  break;
	}
  }
}
section = arImages[sectionIndex][1];

ind = getParameter(self.document.location.href, 'ind');
if (isNaN(ind) || (ind=='') || (ind<0) || (ind>arImages[sectionIndex][5].length))
  ind = 0;

var arPreloadImages = new Array();
function preload() {
  if (arImages[sectionIndex][3]!='') {
    for (i=ind;(i<(Number(ind)+Number(countX*countY))) && (i<arImages[sectionIndex][5].length);i++) {
      arPreloadImages[i] = new Image(mediumSizes[0],mediumSizes[1]);
      arPreloadImages[i].src = arImages[sectionIndex][3]+arImages[sectionIndex][5][i][1];
    }
  }
}

function showImageMedium(number) {
  showImage('imagemedium',arImages[sectionIndex][3]+arImages[sectionIndex][5][number][1]);
  showMessage('imagemediumname',arImages[sectionIndex][5][number][0]);
}