// JavaScript Document
facts = new Array(17);

	facts[0] = "Acceptance Test: A capacity test made on a new battery to determine that it meets specifications or manufacturer's ratings.";
	
	facts[1] = "Capacity Test: A discharge of a battery at a constant current or a constant power to a specified voltage.";
	
	facts[2] = "Performance Test: A constant current or a constant power capacity test, made on a battery after it has been in service, to detect any change in the capacity.";
	
	facts[3] = "Service Test: A special test of the battery's capability, as found, to satisfy the design requirements (battery duty cycle) of the dc system.";
	
	facts[4] = "The accuracy of ohmic measurements may be affected by the presence of parallel strings, because each parallel string represents an alternative current path for the test signal.  ";
	
	facts[5] = "VRLA is the acronym referring to a <em>valve regulated lead acid battery</em>.  This most commonly refers to <em>gel cells</em> and absorbent glass mat (AGM) cells.";
	
	facts[6] = "Internal problems may cause a battery to require substantially more float current than under normal conditions.  ";
	
	facts[7] = "Abnormally high float current may cause a thermal runaway condition, leading to catastrophic battery melt down, explosion, and/or plant destruction.";
	
	facts[8] = "If left uncorrected, high float current will lead to early cell or string failure. ";
	
	facts[9] = "The battery float voltage should be adjusted per the manufacturer's guidelines to take in consideration the temperature of the battery room. ";
	
	facts[10] = "As a general rule, continuous prolonged use at elevated temperatures will reduce the battery life by approximately one half for every 15 degrees F above 77 degrees F that valve-regulated batteries operate.";
	
	facts[11] = "Temperature compensated battery chargers will extend battery life by automatically adjusting the voltage to the battery as temperatures change.";
	
	facts[12] = "Battery operation at elevated temperatures can lead to thermal runaway.";
	
	facts[13] = "Per IEEE guidelines, a battery should be replaced when it is below 80% of the manufacturer's rated capacity.";
	
	facts[14] = "A performance test of the battery capacity should be made upon installation. ";
	
	facts[15] = "It is recommended that a performance load test be performed at an interval not greater than 25% of the expected service life or two years, whichever is less.";
	
	facts[16] = "Increased float current will eventually generate more heat than the battery can safely dissipate and will lead to battery degradation.  ";

	

factsNumber = Math.floor (facts.length * Math.random());
	document.getElementById('randomTip').innerHTML = ''+ facts[factsNumber] ;
factsNumber = -1;
function newFact(){
	factPrevNumber = factsNumber;
	while(factsNumber == factPrevNumber){
		factsNumber = Math.floor (facts.length * Math.random());
	}
	document.getElementById('randomTip').innerHTML = ''+ facts[factsNumber] ;
}