/* JavaScript Document

Developed by: 
	Mike McIntire
	Web Solutions
	April 2004
For:
	Rotating the image, caption, caption color and background color on the unh homepage.
Rights:
	May be used, modified, re-distributed freely dependant that alterations of the manner in which the code behaves
	is well documented to maintain ease of use.
*/

/* Enter width and height, respectively, for image being rotated */	
	var imgWidth = 523;
	var imgHeight = 227;

function imageToUse(picNum){			
/*The following code is where you name your images. .jpg will be automatically appended
so it is only necessary to use the file's name. Image names must be surrounded in quotes and commas must separate items.*/


		
	var randomPics = new Array("home_naturallab", "home_mikulakgreene", "home_lab", "home_tools");
	imageDisplayed = randomPics[picNum];
	return imageDisplayed;
			
}



function picsText(picNum){
	
/*place text within this array in the format in the example. Place them in the same order as the 
picture names in the above array. Captions must be surrounded in quotes and commas must separate items.*/	
	
	
var randomPicsText = new Array("The Seacoast's Great Bay Estuary is the site of Jackson Estuarine Laboratory, where faculty and students conduct research in aquaculture, benthic ecology, botany, geology, microbiology, and water quality.",
							   "With the assistance of Jackson Estuarine Lab's Jenn Greene, left, COLSA senior Sarah Mikulak shucked the mystery surrounding predation of oysters on constructed reefs in a first-of-its-kind study in New Hampshire. Sarah published her findings in Inquiry, the UNH journal of undergraduate research.",
							   "Undergraduate students have an excellent opportunity to conduct research while attending UNH. Check out the wide-range of research that is being done in COLSA.",
							   "COLSA undergraduates have access to the tools they need to realize their goals-facilities and equipment that keep pace with the rapidly changing nature of the life sciences."
							   
						   );
	textToUse =randomPicsText[picNum];			
	return textToUse; 
}
	
/* Background color of filler div.*/
	var fillerBkgnd = new Array("#033","#033","#033","#033");
						
/* Color of text in randomPicsText */
	var captionColor = new Array("#FFF","#FFF","#FFF","#FFF");
	
			
function picsLink(picNum){
	
/*place link within this array in the format in the example. Place them in the same order as the 
picture names in the above array. Links must be surrounded in quotes and commas must separate items.*/	
	
	
var randomPicsLink = new Array("http://marine.unh.edu/jel/home.htm", "http://www.unh.edu/inquiryjournal/articles/mikulak.htm", "http://www.colsa.unh.edu/research/researchinterests.html", "http://www.colsa.unh.edu/stories/storyhoods.html");
	linkToUse =randomPicsLink[picNum];			
	return linkToUse; 
}

/*  Make No Other Changes   */	


function getPicNum(){	
			var numItems = captionColor.length;
			var picNum = Math.floor(Math.random()*numItems) + 0;
			
			if(picNum >= numItems){
				picNum = 0;
				}
return picNum;
}
			//document.write("<div id='filler' style='background-color:" + fillerBkgnd[picNum] +";'><div id='holder'><div id='content'><img src=images/i/" + randomPics[picNum] + ".jpg border='0' width='" + imgWidth + "' height='"+ imgHeight + "' >  </div><div id='sidebar-b'><p style='color:" + captionColor[picNum] +"'>" +  randomPicsText[picNum] +"</p><p align='right'><a href='../newsite/js/%22%20+%20randomPicsLink%5BpicNum%5D%20+%20%22'>Read more...</a></p>");
			//document.write("<div id='filler'><div id='content'><img src=images/i/" + randomPics[picNum] + ".jpg border=0 width='" + imgWidth + "' height='"+ imgHeight + "' >  </div><div id='sidebar-b'><p>" +  randomPicsText[picNum] +"</p><p align='right'><a href='../newsite/js/%22%20+%20randomPicsLink%5BpicNum%5D%20+%20%22'>Read more...</a></p>");