smallSizes = new Array(77,77);
mediumSizes = new Array(200,170);
pageName = 'portfolio.htm';
scriptName = 'portfolio.js';
countX = 2;
countY = 3;

// sections: name, small images path, medium images path, big images path
// images: name, src, big width, big height
var arImages = new Array(
  new Array('Low Voltage Lighting','images/portfolio/lighting/small/','images/portfolio/lighting/medium/','images/portfolio/lighting/big/',
    new Array(
						new Array('Photo 1','img_01.jpg',400,266),
						new Array('Photo 2','img_02.jpg',400,266),
						new Array('Photo 3','img_03.jpg',400,266),
						new Array('Photo 4','img_04.jpg',400,266),
						new Array('Photo 5','img_05.jpg',400,266),
						new Array('Photo 6','img_06.jpg',400,266),
						new Array('Photo 7','img_07.jpg',400,266),
						new Array('Photo 8','img_08.jpg',400,266),
						new Array('Photo 9','img_09.jpg',400,266),
						new Array('Photo 10','img_10.jpg',400,266),
						new Array('Photo 11','img_11.jpg',400,266),
						new Array('Photo 12','img_12.jpg',400,266),
						new Array('Photo 13','img_13.jpg',400,266),
						new Array('Photo 14','img_14.jpg',400,266),
						new Array('Photo 15','img_15.jpg',400,266),
						new Array('Photo 16','img_16.jpg',400,266),
						new Array('Photo 17','img_17.jpg',400,266),
						new Array('Photo 18','img_18.jpg',400,266),
						new Array('Photo 19','img_19.jpg',400,266),
						new Array('Photo 20','img_20.jpg',400,266),
						new Array('Photo 21','img_21.jpg',400,266),
						new Array('Photo 21','img_21.jpg',400,266),
						new Array('Photo 22','img_22.jpg',400,266),
						new Array('Photo 23','img_23.jpg',400,266),
						new Array('Photo 24','img_24.jpg',400,266),
						new Array('Photo 25','img_25.jpg',400,266),
						new Array('Photo 26','img_26.jpg',400,266),
						new Array('Photo 27','img_27.jpg',400,266),
						new Array('Photo 28','img_28.jpg',400,266),
						new Array('Photo 29','img_29.jpg',400,266),
						new Array('Photo 30','img_30.jpg',400,266),
						new Array('Photo 31','img_31.jpg',400,266),
						new Array('Photo 32','img_32.jpg',400,266),
						new Array('Photo 33','img_33.jpg',400,266),
						new Array('Photo 34','img_34.jpg',400,266),
						new Array('Photo 35','img_35.jpg',400,266),
						new Array('Photo 36','img_36.jpg',400,266),
						new Array('Photo 37','img_37.jpg',400,266),
						new Array('Photo 38','img_38.jpg',400,266),
						new Array('Photo 39','img_39.jpg',400,266),
						new Array('Photo 40','img_40.jpg',400,266),
						new Array('Photo 41','img_41.jpg',400,266),
						new Array('Photo 42','img_42.jpg',400,266)
    )
  )
)

section = getParameter(self.document.location.href, 'section');
if (isNaN(section) || (section=='') || (section<0) || (section>arImages.length))
  section = 0; 

ind = getParameter(self.document.location.href, 'ind');
if (isNaN(ind) || (ind=='') || (ind<0) || (ind>arImages[section][4].length))
  ind = 0; 

var arPreloadImages = new Array();
function preload() {
  if (arImages[section][2]!='') {
    for (i=ind;(i<(Number(ind)+Number(countX*countY))) && (i<arImages[section][4].length);i++) {
      arPreloadImages[i] = new Image(mediumSizes[0],mediumSizes[1]);
      arPreloadImages[i].src = arImages[section][2]+arImages[section][4][i][1];
    }
  }
}
  
function showImageMedium(number) {
  showImage('imagemedium',arImages[section][2]+arImages[section][4][number][1]);
  showMessage('imagemediumname',arImages[section][4][number][0]);
}

function showImageBig(number) {
  showImagePopup(scriptName,section,number,arImages[section][4][number][2],
   arImages[section][4][number][3]);
}