function random_imglink(){
  var myimages=new Array()
  //specify random images below. You can have as many as you wish
 myimages[1]="e-banner/Advances In Classical Field Theory copy.gif"
myimages[2]="e-banner/Exponential Data Fitting and its Applications copy.gif"
myimages[3]="e-banner/New Methods of Celestial Mechanics copy.gif"
myimages[4]="e-banner/Progress in Computational Physics (PiCP) Volume 1 Wave Propagation in Periodic Media copy.gif"
myimages[5]="e-banner/Solitary Waves in Fluid Media copy.gif"
myimages[6]="e-banner/Spline-Interpolation Solution of One Elasticity Theory Problem copy.gif"
myimages[7]="e-banner/Subwavelength Optics Theory and Technology copy.gif"
myimages[8]="e-banner/Physics and Technology of Semiconductor Thin Film-Based Active Elements and Devices copy.gif"
myimages[9]="e-banner/Optimality Conditions in Vector Optimization copy.gif"
myimages[10]="e-banner/Multiphase Flow and Heat Transfer (Volume 1) copy.gif"
myimages[11]="e-banner/Multiphase Flow and Heat Transfer (Volume 2) copy.gif"

myimages[12]="e-banner/Modern High Performance Networks copy.gif"
myimages[13]="e-banner/Mitigate Magnetic Fields copy.gif"
myimages[14]="e-banner/Kurzweil - Henstock Integral in Riesz Spaces copy.gif"
myimages[15]="e-banner/Introduction to Digital Holography copy.gif"
myimages[16]="e-banner/Adhoc.gif"
  //specify corresponding links below
  var imagelinks=new Array()

  
   imagelinks[1]="http://www.benthamscience.com/ebooks/9781608051953/index.htm"
    imagelinks[2]="http://www.benthamscience.com/ebooks/9781608050482/index.htm"
	 imagelinks[3]="http://www.benthamscience.com/ebooks/9781608051878/index.htm"
	  imagelinks[4]="http://www.benthamscience.com/ebooks/9781608051502/index.htm"
	   imagelinks[5]="http://www.benthamscience.com/ebooks/9781608051403/index.htm"
	    imagelinks[6]="http://www.benthamscience.com/ebooks/9781608052097/index.htm"
	 imagelinks[7]="http://www.benthamscience.com/ebooks/9781608050505/index.htm"
  imagelinks[8]="http://www.benthamscience.com/ebooks/9781608050215/index.htm"
   imagelinks[9]="http://www.benthamscience.com/ebooks/9781608051106/index.htm"
   
   imagelinks[10]="http://www.benthamscience.com/ebooks/9781608050802/index.htm"
   imagelinks[11]="http://www.benthamscience.com/ebooks/9781608050949/index.htm"
   
   imagelinks[12]="http://www.benthamscience.com/ebooks/9781608050772/index.htm"
    imagelinks[13]="http://www.benthamscience.com/ebooks/9781608050390/index.htm"
	imagelinks[14]="http://www.benthamscience.com/ebooks/9781608050031/index.htm"
	
	imagelinks[15]="http://www.benthamscience.com/ebooks/9781608050796/index.htm"
	imagelinks[16]="http://www.benthamscience.com/ebooks/9781608050185/index.htm"
  //imagelinks[3]="http://www.java-scripts.net"

  var ry=Math.floor(Math.random()*myimages.length)

  if (ry==0)
     ry=1
     document.write('<a href='+'"'+imagelinks[ry]+'"'+' onclick="window.open(this.href); return false;"><img src="'+myimages[ry]+'" border=0></a>')
}

  random_imglink()