function MM_findObj(n) {
         var p,i,x; d=document; if(!(x=d[n])&&d.all)x = d.all[n];
         for(i=0;!x&&d.layers&&i<d.layers.length;i++)x=MM_findObj(n,d.layers[i].document);
         if(!x&&document.getElementById)x=document.getElementById(n);return x; }

        function MM_showHideLayers() {
         var i,p,v,obj,args=MM_showHideLayers.arguments; i=0;
         if((obj=MM_findObj(args[i]))!=null) { v=args[i+1];
         if(obj.style) {obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v;
         } obj.visibility=v; } }


	function show_layer (thislayer) {

		
						MM_showHideLayers('products', 'hide');
					
							MM_showHideLayers('PLASTMISC', 'hide');
						
							MM_showHideLayers('SPRING', 'hide');
						
							MM_showHideLayers('TURNED', 'hide');
						
							MM_showHideLayers('INSERTS', 'hide');
						
							MM_showHideLayers('SHEETMET', 'hide');
						
							MM_showHideLayers('SCREWS', 'hide');
						
		if (thislayer != 'none') {
			MM_showHideLayers(thislayer, 'show');
		}

		if(thislayer != 'topButton' && thislayer !='none'){
			MM_showHideLayers('products', 'show');
		}
	}

function check_search(search_term){
        if(search_term == ''){
                window.alert("You must enter a search term");
                return false;
        }
}

function floatButton () {
if (document.all.topButton) {
document.all.topButton.style.pixelTop = document.body.scrollTop;
}
else if (document.layers) {
document.topButton.top = window.pageYOffset;
}
else if (document.getElementById('topButton')) {
document.getElementById('topButton').style.top = window.pageYOffset + 'px';
   }
}
if (document.all)
window.onscroll = floatButton;
else
setInterval ('floatButton()', 100);
function initButton () {
if (document.all) {
document.all.topButton.style.pixelLeft = document.body.clientWidth - document.all.topButton.offsetWidth;
document.all.topButton.style.visibility = 'visible';
}
else if (document.layers) {
document.topButton.left = window.innerWidth - document.topButton.clip.width - 15;
document.topButton.visibility = 'show';
}
else if (document.getElementById) {
document.getElementById('topButton').style.left = (window.innerWidth - 35) + 'px';
document.getElementById('topButton').style.visibility = 'visible';
   }
}