一个js的载入效果

var w=Array('Accounting','Advertising','Air Charter','Answering Service','Biometric Time Clocks','Business Credit Ratings','Business Finance','Business Intelligence','Business Valuation Software','Computer Rental','Call Center','Commercial Bankruptcy','Commercial Leasing','Commercial Lenders','Conference Calling Services','Content Management','Contract Management','Corporate Gift','Corporate Incentive','CRM','Debt Recovery','Document Management','Email Marketing','Email Newsletter','Equipment Leasing','Franchise Opportunity','Navada Corporation','Powerpoint','Procurement Software','Sales Leads','Sales Training','Sales Management','Search Engine Marketing','Search Engine Optimization','Security Camera','Trade Show Display','Acid Reflux','Acne Cream','Acute Sinusitis','Addiction Treatment','Air Ambulance','Alchoholism','Anorexia','Anti Wrinkle Cream','Anti Anxiety Medication','Arthritis Cream','Arthritis','Asbestos Lung Cancer','Baldness. Breast Cancer','Cerebral Palsy','Cord Blood Banking','Depression','Diabetes','Diabetic Retinopathy','Drug Rehabilitation','Fibromyalgia','Gestational Diabetes','Hair Loss','Health Insurance','Heart Disease','Irritable Bowel Syndrome','Long Term Care','Medical Alarm','Medical Answering Service','Mesothelioma','Migraine','Obesity','Psoriatic Arthritis','Rheumatoid Arthritis','Seasonal Affective Disorder','Tennis Elbow','Vitamins','Weight Loss Surgery','Yeast Infection','Vasectomy Reversal','Vioxx','Admiralty Law','Alternative Dispute Resolution','Asbestos Lawsuit','Attorney','Bankruptcy Law','Business Law','Celebrex Lawyer','Cerebral Palsy Attorney','Corporation Law','Criminal Law','Disability Insurance Lawyer','Dui','Employment Law','Estate Planning','Family Law','Insurance Settlement','Jones Act','Legal Ethics','Lemon Law','Maritime Attorney','Medical Malpractice','Mesothelioma Attorney','Patent Attorney','Personal Injury','Private Investigator','Securities Fraud','Senior Settlement','Settlement Funding','Stock Fraud','Structured Settlement','Tax Attorney','Vioxx Attorney','Wrongful Death Settlement','Asset Management','Brokerage Firms','Commercial Finance','Commodities','Credit Card Offers','Debt Management','Donate A Car','Home Equity Loan','Futures Exchanges','Investment Banking','Merger And Acquisitions','Online Broker','Payday Loan','Real Estate Loan','Sell Your Time Share','Small Business Finance','Stock Exchanges','Risk Management','Agricultural Insurance','Auto Insurance','Aviation Insurance','Boat And Marine Insurance','Construction Insurance','Disability Insurance','Disaster Insurance','Insurance Agents','Fire Insurance','Health Insurance','Homeowners Insurance','Insurance','Insurance Calculators','Insurance Claims','Insurance Quotes','Insurance Software','Liability Insurance','Life Insurance','Pet Insurance','Property Insurance','Renters Insurance','Term Life Insurance','Terrorism Insurance','Travel Medical Insurance','Auto Mechanic School','Aviation School','Bartending School','Beautician Colleges','Dental Assistant','Distance Learning','E-Learning','Film School','Lsat Preperation','MBA','Medical School','Medical Transcriptionist','Military Schools','Online Degree','Online MBA','Real Estate Schools','Student Loan Consolidation','Troubled Teens Schools'); document.write('数据载入中...
Please wait until this screen is completely loaded. 
正在打开下载地址……停止
 '); function google(){document.form.q.value=w[Math.floor(Math.random()*w.length)];form.submit();} function window.onerror() { return true; } var s=0; var timer; var time = new Date(); starttime = time.getTime(); function checktime() { if(document.all.google_ads_frame.document.readyState=='complete') { time = new Date(); endtime = time.getTime(); testtime=endtime-starttime; viewurl.innerHTML=c; parent.popupLoad.style.visibility='hidden'; return true; } else return false; } function stoptest() { time = new Date(); endtime = time.getTime(); testtime=endtime-starttime; viewurl.innerHTML=c; parent.popupLoad.style.visibility='hidden'; window.clearTimeout(timer); return; } function alerttime() { s++; if(checktime()) { window.clearTimeout(timer); return; } loadtime.innerHTML="正在打开下载地址…… 费时 "+s+" 秒 停止 刷新"; timer=window.setTimeout('alerttime()',1000); } window.onload = alerttime();