/////////////////////////////////////////////////////
// pamps_util.js
/////////////////////////////////////////////////////
	 var win = null;
	
  	 function newWindow(mypage, myname, w, h, scroll) {
			//LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
			//TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
			LeftPosition = 0;
			TopPosition = 0;
			settings = 
				'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
				win = window.open(mypage,myname,settings)
				win.focus();
  	 }

	function checkKeywords(myForm) {
		var str = myForm.keywords.value
		if ((str == "Enter Keywords...") || (str == "")) {
			alert("Enter at least one keyword.")
			myForm.keywords.value=""
			myForm.keywords.select()
			myForm.keywords.focus()
			return false
		}
		return true
	}
	
	sgBanner = new Image;

	sgBanner.src = "images/site/pnslide1.jpg"

	adImages = new Array("images/site/pnslide1.jpg",
						"images/site/pnslide7.jpg",
						"images/site/pnslide3a.jpg",
						"images/site/pnslide4.jpg",
						"images/site/pnslide11.jpg",
						"images/site/pnslide6.jpg",
						"images/site/pnslide8.jpg",
						"images/site/pnslide9.jpg",
						"images/site/pnslide10.jpg",
						"images/site/pnslide12.gif",
						"images/site/pnslide13.jpg",
						"images/site/pnslide14.jpg",
						"images/site/pnslide15.jpg")
						
	var now = new Date()
	var seed = now.getTime() % 0xffffffff

	function rand(n) {
		seed = (0x015a4e35 * seed) % 0x7fffffff;
		return (seed >> 16) % n;
	}
	//var thisAd = 0
	imgCt = adImages.length
	var thisAd = rand(imgCt)

	function rotate() {
		if (document.images) {	
			thisAd++
			if (thisAd == imgCt) {
				thisAd = 0
			}
			document.sgBanner.src = adImages[thisAd]
			setTimeout("rotate()", 2 * 1000)
		}
	}

	function checkSelectBox(form)
	{
		var index = form.selectedIndex
		
		if (form.options[index].value == "")
		{
	 		alert("Please select a product name to buy.")
			return false
		}
		return true
	}
	
	 function changeImages() {
		if (document.images) {
       			for (var i=0; i<changeImages.arguments.length; i+=2) {
           			document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src")
     			}
		}
	 }
	 
	function writeRule(path) {
		
			var imgStr = path + 'oneblackpixel.gif'
			imgStr = path + 'oneblackpixel.gif'
	
			if (is_nav4) { 
				document.write("<hr>") 
			} else { 
				document.write("<img src=" + imgStr + " height='1' width='100%'><br>")
			}
	}
	
	function surfto(form) {
	
			var myindex=form.dest.selectedIndex
			var loc = form.dest.options[myindex].value
			if (form.dest.options[myindex].value == "") {
				alert('Please enter a valid destination.')
				form.dest.focus();
				return false
			}
			
			window.location=loc
			return true
	}
		
	function checkSelectBox(form) {
	
			var index = form.selectedIndex
			
			if (form.options[index].value == "")
			{
		 		alert("Please select a product to buy.")
				form.focus()
				return false
			}
			return true
	}
// end pamps_util.js