1 | var cookie_name = "genetrack_ui" |
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2 | var now = new Date(); |
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3 | now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000); |
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4 | |
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5 | // this toggles between none and block |
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6 | function toggle(name){ |
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7 | var elem = get(name) |
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8 | if (elem) { |
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9 | if (elem.style.display=="none"){ |
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10 | elem.style.display="block" |
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11 | setCookie(cookie_name, name, now) |
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12 | } else { |
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13 | elem.style.display="none" |
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14 | setCookie(cookie_name, '', now) |
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15 | } |
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16 | |
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17 | } |
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18 | } |
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19 | |
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20 | function main(){ |
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21 | //executed upon main body load |
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22 | var value = getCookie(cookie_name); |
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23 | toggle( value ) |
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24 | } |
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25 | |
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26 | // this toggles between visible and hidden |
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27 | function show(name){ |
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28 | var elem = get(name) |
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29 | if (elem.style.visibility=="hidden"){ |
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30 | elem.style.visibility="visible"; |
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31 | } else { |
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32 | elem.style.visibility="hidden"; |
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33 | } |
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34 | } |
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35 | |
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36 | // utility function to get the length of on object |
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37 | function len(obj){ |
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38 | return obj.length; |
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39 | } |
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40 | |
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41 | // utility function to get an element by id |
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42 | function get(name){ |
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43 | return document.getElementById(name); |
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44 | } |
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45 | |
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46 | // pops up a window |
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47 | function pop_up(url) { |
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48 | day = new Date(); |
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49 | id = day.getTime(); |
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50 | eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=1,menubar=0,resizable=1,width=500,height=300');"); |
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51 | } |
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52 | |
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53 | // |
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54 | // cookie management off the web |
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55 | // http://www.webreference.com/js/column8/property.html |
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56 | // |
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57 | function setCookie(name, value, expires, path, domain, secure) { |
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58 | var curCookie = name + "=" + escape(value) + |
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59 | ((expires) ? "; expires=" + expires.toGMTString() : "") + |
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60 | ((path) ? "; path=" + path : "") + |
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61 | ((domain) ? "; domain=" + domain : "") + |
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62 | ((secure) ? "; secure" : ""); |
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63 | document.cookie = curCookie; |
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64 | } |
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65 | |
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66 | function getCookie(name) { |
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67 | var dc = document.cookie; |
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68 | var prefix = name + "="; |
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69 | var begin = dc.indexOf("; " + prefix); |
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70 | if (begin == -1) { |
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71 | begin = dc.indexOf(prefix); |
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72 | if (begin != 0) return null; |
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73 | } else |
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74 | begin += 2; |
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75 | var end = document.cookie.indexOf(";", begin); |
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76 | if (end == -1) |
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77 | end = dc.length; |
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78 | return unescape(dc.substring(begin + prefix.length, end)); |
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79 | } |
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