var flag=false;

function showHover(imgObject) {
	//alert( imgObject.src.split('.')[0]);
	if (imgObject.src.match('selected')) {
		//alert ('found selected');
	}
	else {
		//alert('selected not found');
		imgObject.src= imgObject.src.split('.jpg')[0] + '-hover.jpg';
	}
}
 
function showNormal(imgObject) {
	//alert(imgObject.src.split('-hover')[0]);
	if (imgObject.src.match('selected')) {
		
	} else {
		imgObject.src=imgObject.src.split('-hover')[0] +'.jpg';
	}
}



function preImages(){
  if (document.images){
	aImgSrc = new Array("home-link-hover","contact-link-hover","products-link-hover","profile-link-hover","services-link-hover","portfolio-link-hover","home-link-selected","contact-link-selected","products-link-selected","profile-link-selected","services-link-selected","portfolio-link-selected");
	aImgLst = new Array ();
	for(counter1 in aImgSrc){
		aImgLst[counter1] = new Image();
		aImgLst[counter1].src = "images/" + aImgSrc[counter1] + ".jpg";
	}
  }
}



function clearText(field)
{
    if (field.defaultValue == field.value) field.value = '';
    else if (field.value == '') field.value = field.defaultValue;
}


function preImagesPortfolio() {

	  if (document.images){
		aImgSrc = new Array("1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23");
		aImgLst = new Array ();
		for(counter1 in aImgSrc){
			aImgLst[counter1] = new Image();
			aImgLst[counter1].src = "images/portfolio/" + aImgSrc[counter1] + "_tn.jpg";
		}
	  }

	if (document.images){
		aImgSrc = new Array("1","2","3","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23");
		aImgLst = new Array ();
		for(counter1 in aImgSrc){
			aImgLst[counter1] = new Image();
			aImgLst[counter1].src = "images/portfolio/" + aImgSrc[counter1] + ".jpg";
		}
	  }

	highlightThumbnails();

	if (counter == 0) {
		document.getElementById("backImg").style.display="none";
		document.getElementById("nextImg").style.display="inline";
	}
}