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popid_761587250="<p>This is the number of agents (or servers) available to remove calls from a queue by answering them.<\/p>\n\r"
popid_820673018X="<p>There are four buttons on the right hand side of the window.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p><span style=\"font-weight: bold;\">Calculate<\/span><\/p>\n\r<p>Press this button to start a calculation.&nbsp; While the calculation is in progress, this button will be disabled.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p><span style=\"font-weight: bold;\">Stop<\/span><\/p>\n\r<p>You can abort a slow calculation before it has finished by pressing this button.&nbsp; This button is only enabled while a calculation is in progress.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p><span style=\"font-weight: bold;\">Close<\/span><\/p>\n\r<p>This button closed the Westbay Traffic Calculators.<\/p>\n\r<p><span style=\"font-weight: bold;\">&nbsp;<\/span><\/p>\n\r<p><span style=\"font-weight: bold;\">Results<\/span><\/p>\n\r<p>This button opens another window which displays the previous results of the calculators.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p><span style=\"font-weight: bold;\">Help<\/span><\/p>\n\r<p>Press this button to display this online help file.<\/p>\n\r"
popid_97770511="<p>This figure represents the number of lines provided in a trunk group.<\/p>\n\r"
popid_2001201901="<p>Blocking is a fraction representing the calls because all lines are in use.&nbsp; 0.1 means that 10% of calls are blocked.&nbsp; 0.01 means that 1% of calls are blocked.&nbsp; Depending on the application, reasonable figures for blocking are between 0.01 and 0.03.&nbsp; Callers experiencing blocking will usually hear a busy tone.<\/p>\n\r"
popid_201659425X="<p>The unit for Busy Hour Traffic is usually the Erlang.&nbsp; One Erlang represents the continual use of one circuit for one hour.&nbsp; So, if 60 calls are made during the busy hour, each lasting two minutes, the Busy Hour Traffic is said to be 2 Erlangs.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>In the U.S.A., a unit commonly used for traffic measurement is C.C.S. (Centi-call second).&nbsp; The following conversion factor can be applied between the two units:<\/p>\n\r<p>&nbsp;<\/p>\n\r<div style=\"text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 0px 0px;\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"line-height: normal;\"><tr style=\"vertical-align:baseline\" valign=\"baseline\"><td width=\"13\"><span style=\"font-size: 8pt; font-family: \'Arial Unicode MS\', \'Lucida Sans Unicode\', \'Arial\'; color: #000000;\">&#8226;<\/span><\/td><td>1 Erlang = 36 C.C.S.<\/td><\/tr><\/table><\/div><div style=\"text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 0px 0px;\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"line-height: normal;\"><tr style=\"vertical-align:baseline\" valign=\"baseline\"><td width=\"13\"><span style=\"font-size: 8pt; font-family: \'Arial Unicode MS\', \'Lucida Sans Unicode\', \'Arial\'; color: #000000;\">&#8226;<\/span><\/td><td>1 C.C.S. = 0.0278 Erlangs<\/td><\/tr><\/table><\/div>"
popid_1656843784="<p>Busy Hour Traffic is the amount of traffic offered to a trunk group during the busiest hour of a day.&nbsp; CCITT E.500 makes a more detailed definition but this is beyond the scope of this guide.&nbsp; Busy Hour Traffic is used as the basis for calculations using the Erlang B and Extended Erlang B traffic models.&nbsp; If you are working out the number of lines required for a trunk group, you must know this figure (or make a reasonable estimate) - see getting traffic figures from your telephone system in the User Guide.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>The unit for Busy Hour Traffic is usually the Erlang.&nbsp; One Erlang represents the continual use of one circuit for one hour.&nbsp; So, if 60 calls are made during the busy hour, each lasting two minutes, the Busy Hour Traffic is said to be 2 Erlangs.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>Theorists will argue that the Erlang is a dimensionless unit, and, strictly speaking, this is true.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>In the U.S.A., a unit commonly used for traffic measurement is C.C.S. (Centi-call second).&nbsp; The following conversion factor can be applied between the two units:<\/p>\n\r<p>&nbsp;<\/p>\n\r<div style=\"text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 0px 0px;\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"line-height: normal;\"><tr style=\"vertical-align:baseline\" valign=\"baseline\"><td width=\"13\"><span style=\"font-size: 8pt; font-family: \'Arial Unicode MS\', \'Lucida Sans Unicode\', \'Arial\'; color: #000000;\">&#8226;<\/span><\/td><td>1 Erlang = 36 C.C.S.<\/td><\/tr><\/table><\/div><div style=\"text-align: left; text-indent: 0px; padding: 0px 0px 0px 0px; margin: 0px 0px 0px 0px;\"><table border=\"0\" cellpadding=\"0\" cellspacing=\"0\" style=\"line-height: normal;\"><tr style=\"vertical-align:baseline\" valign=\"baseline\"><td width=\"13\"><span style=\"font-size: 8pt; font-family: \'Arial Unicode MS\', \'Lucida Sans Unicode\', \'Arial\'; color: #000000;\">&#8226;<\/span><\/td><td>1 C.C.S. = 0.0278 Erlangs<\/td><\/tr><\/table><\/div>"
popid_644491597X="<p>This is the probability of a call entering a queue rather than being offered to an agent immediately.<\/p>\n\r"
popid_1687794447X="<p>This is the average duration of the calls after they have been answered.&nbsp; It is assumed that as soon as a call is cleared, an agent is available to answer another call.&nbsp; If there is a ‘wrap up’ time, during which administrative work relating to the previous call must be carried out, this should be included in the average duration figures.<\/p>\n\r"
popid_152437991="<p>This is the percentage of calls which are offered to an agent within a specified time limit.&nbsp; This line has two entry boxes associated with it.&nbsp; The left hand box is for entering a percentage and the right hand box is for entering a delay figure.&nbsp; So, if the left hand box showed 15 and the right hand box showed 30, this would indicate that 15% of calls would be answered within 30 seconds.&nbsp; These areas can be used for either entering performance criteria or displaying calculation results.<\/p>\n\r"
popid_1364336802X="<p>This is the average delay experienced by all callers during the hour in question.&nbsp; This includes calls which are immediately presented to an agent and are not queued.<\/p>\n\r"
popid_1250699873="<p>When working with the Erlang B Calculator, Extended Erlang B Calculator or Call Minutes Calculator, you may enter and view traffic figures in either Erlangs or C.C.S. (Centi-call seconds).<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>Use the radio buttons at the bottom right hand corner of the window to select which unit you wish to work in.<\/p>\n\r"
popid_649800772X="<p>The Recall factor is a feature of the Extended Erlang B Traffic Model.&nbsp; It defines the number of calls which are immediately retried if blocking is enountered.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>For example, if a trunk group experiences a blocking of 0.1, then 10 percent of calls will hear a busy tone due to insufficient trunk facilities having been provided.&nbsp; If half of those callers who are blocked immediately try to place another call to the same destination, then the Recall factor is 50%.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>The additional load caused by retries is not catered for by the Erlang B Traffic Model, but is taken into account by the Extended Erlang B Traffic Model.<\/p>\n\r"
popid_1474159659X="<p>This is the number of calls received during the hour under analysis.<\/p>\n\r"
popid_1318499380="<p>The Busy Hour Factor is used to convert between daily traffic and busy hour traffic.&nbsp; It is used in the Call Minutes Calculator.&nbsp; This calculator displays traffic in terms of daily minutes, but must convert this to busy hour traffic, because it is the traffic offered to a trunk group during its busiest hour which determines the number of lines required.<\/p>\n\r<p>&nbsp;<\/p>\n\r<p>The Busy Hour Factor is displayed and entered as a percentage.&nbsp; A reasonable figure would be 17%, which means that 17% of a total day\'s traffic is made during the busiest hour.<\/p>\n\r"